diff --git a/books/free-programming-books-langs.md b/books/free-programming-books-langs.md
index b3872579c..eef6c478f 100644
--- a/books/free-programming-books-langs.md
+++ b/books/free-programming-books-langs.md
@@ -2000,6 +2000,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [How to Think Like a Computer Scientist: Learning with Python, Interactive Edition](https://runestone.academy/runestone/books/published/thinkcspy/index.html) - Brad Miller, David Ranum, Jeffrey Elkner, Peter Wentworth, Allen B. Downey, Chris Meyers, Dario Mitchell (3.2)
     * [How to Think Like a Computer Scientist: Learning with Python 1st Edition](https://greenteapress.com/wp/learning-with-python/) - Allen B. Downey, Jeff Elkner, Chris Meyers (2.4) (HTML, PDF)
     * [How to Think Like a Computer Scientist: Learning with Python 2nd Edition](https://openbookproject.net/thinkcs/python/english2e/) - Jeffrey Elkner, Allen B. Downey, Chris Meyers (Using Python 2.x)
+    * [How to Think Like a Computer Scientist: Learning with Python 3 (AoPS Edition)](https://artofproblemsolving.com/assets/pythonbook/) - AoPS Incorporated, Peter Wentworth, Jeffrey Elkner, Allen B. Downey, Chris Meyers (HTML)
     * [How to Think Like a Computer Scientist: Learning with Python 3 (RLE)](https://openbookproject.net/thinkcs/python/english3e/) - Peter Wentworth, Jeffrey Elkner, Allen B. Downey, Chris Meyers [(PDF)](https://www.ict.ru.ac.za/Resources/cspw/thinkcspy3/thinkcspy3.pdf)
 * [Inside The Python Virtual Machine](https://leanpub.com/insidethepythonvirtualmachine/read) - Obi Ike-Nwosu (HTML)
 * [Intermediate Python](https://book.pythontips.com/en/latest/) - Muhammad Yasoob Ullah Khalid (1st edition)