diff --git a/books/free-programming-books-subjects.md b/books/free-programming-books-subjects.md
index 912b82ce4..f0266b31c 100644
--- a/books/free-programming-books-subjects.md
+++ b/books/free-programming-books-subjects.md
@@ -18,8 +18,8 @@ Books that cover a specific programming language can be found in the  [BY PROGRA
 * [Computer Science](#computer-science)
 * [Computer Vision](#computer-vision)
 * [Containers](#containers)
+* [Data Science](#data-science)
 * [Database](#database)
-* [Datamining](#datamining)
 * [Game Development](#game-development)
 * [Graphical user interfaces](#graphical-user-interfaces)
 * [Graphics Programming](#graphics-programming)
@@ -245,25 +245,13 @@ Books that cover a specific programming language can be found in the  [BY PROGRA
 * [Uncomplicating Kubernetes](https://livro.descomplicandokubernetes.com.br/en/) - Jeferson Fernando
 
 
-### Database
-
-* [Database Design – 2nd Edition](https://opentextbc.ca/dbdesign01/) - Adrienne Watt, Nelson Eng @ BCcampus Open Pressbooks (HTML, PDF, EPUB, Kindle)
-* [Database Design Succinctly](https://www.syncfusion.com/succinctly-free-ebooks/database-design-succinctly) - Joseph D. Booth (HTML, PDF, EPUB, MOBI)
-* [Database Explorations](http://www.dcs.warwick.ac.uk/~hugh/TTM/Database-Explorations-revision-2.pdf) - C.J. Date, Hugh Darwen (PDF)
-* [Database Fundamentals](http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Database_fundamentals.pdf) - Neeraj Sharma et al. (PDF)
-* [Databases, Types, and The Relational Model: The Third Manifesto](http://www.dcs.warwick.ac.uk/~hugh/TTM/DTATRM.pdf) - C.J. Date, Hugh Darwen (PDF)
-* [Foundations of Databases](http://webdam.inria.fr/Alice/)
-* [Readings in Database Systems, 5th Ed.](http://www.redbook.io)
-* [Temporal Database Management](http://people.cs.aau.dk/~csj/Thesis/) - Christian S. Jensen
-* [The Theory of Relational Databases](http://web.cecs.pdx.edu/~maier/TheoryBook/TRD.html)
-
-
-### Datamining
+### Data Science
 
 * [A Programmer's Guide to Data Mining](http://guidetodatamining.com) - Ron Zacharski (Draft)
 * [Data Jujitsu: The Art of Turning Data into Product](http://www.oreilly.com/data/free/data-jujitsu.csp) (email address *requested*, not required)
 * [Data Mining Algorithms In R](https://en.wikibooks.org/wiki/Data_Mining_Algorithms_In_R) - Wikibooks
 * [Elements of Data Science](https://allendowney.github.io/ElementsOfDataScience/README.html) - Allen B. Downey
+* [Fundamentals of Data Visualization](https://clauswilke.com/dataviz/) - Claus O. Wilke (HTML)
 * [Internet Advertising: An Interplay among Advertisers, Online Publishers, Ad Exchanges and Web Users](http://arxiv.org/pdf/1206.1754v2.pdf) (PDF)
 * [Introduction to Data Science](https://docs.google.com/file/d/0B6iefdnF22XQeVZDSkxjZ0Z5VUE/edit?pli=1) - Jeffrey Stanton
 * [Mining of Massive Datasets](http://infolab.stanford.edu/~ullman/mmds/book.pdf) - Jure Leskovec, Anand Rajaraman, Jeffrey D. Ullman (PDF)
@@ -273,6 +261,19 @@ Books that cover a specific programming language can be found in the  [BY PROGRA
 * [Theory and Applications for Advanced Text Mining](http://www.intechopen.com/books/theory-and-applications-for-advanced-text-mining)
 
 
+### Database
+
+* [Database Design – 2nd Edition](https://opentextbc.ca/dbdesign01/) - Adrienne Watt, Nelson Eng @ BCcampus Open Pressbooks (HTML, PDF, EPUB, Kindle)
+* [Database Design Succinctly](https://www.syncfusion.com/succinctly-free-ebooks/database-design-succinctly) - Joseph D. Booth (HTML, PDF, EPUB, MOBI)
+* [Database Explorations](http://www.dcs.warwick.ac.uk/~hugh/TTM/Database-Explorations-revision-2.pdf) - C.J. Date, Hugh Darwen (PDF)
+* [Database Fundamentals](http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Database_fundamentals.pdf) - Neeraj Sharma et al. (PDF)
+* [Databases, Types, and The Relational Model: The Third Manifesto](http://www.dcs.warwick.ac.uk/~hugh/TTM/DTATRM.pdf) - C.J. Date, Hugh Darwen (PDF)
+* [Foundations of Databases](http://webdam.inria.fr/Alice/)
+* [Readings in Database Systems, 5th Ed.](http://www.redbook.io)
+* [Temporal Database Management](http://people.cs.aau.dk/~csj/Thesis/) - Christian S. Jensen
+* [The Theory of Relational Databases](http://web.cecs.pdx.edu/~maier/TheoryBook/TRD.html)
+
+
 ### Game Development
 
 * [2D Game Development: From Zero To Hero](https://github.com/Penaz91/2DGD_F0TH) - Daniele Penazzo (HTML, [PDF, EBPUB, Kindle...](https://therealpenaz91.itch.io/2dgd-f0th#download)) (:construction: *in process*)