diff --git a/books/free-programming-books-id.md b/books/free-programming-books-id.md
index 924a15632..7edac5cb6 100644
--- a/books/free-programming-books-id.md
+++ b/books/free-programming-books-id.md
@@ -13,8 +13,11 @@
 * [IDE and editors](#ide-and-editors)
 * [Java](#java)
 * [JavaScript](#javascript)
+    * [Angular](#angular)
+    * [Deno](#deno)
     * [Next.js](#nextjs)
     * [React.js](#reactjs)
+    * [TypeScript](#typescript)
     * [Vue.js](#vuejs)
 * [Node.js](#nodejs)
 * [NoSQL](#nosql)
@@ -22,11 +25,7 @@
 * [Pemrograman Kompetitif](#pemrograman-kompetitif)
 * [PHP](#php)
 * [Python](#python)
-* [React](#react)
 * [Solidity](#solidity)
-* [TypeScript](#typescript)
-    * [Angular](#angular)
-    * [Deno](#deno)
 
 
 ### Android
@@ -117,22 +116,41 @@
 * [Tutorial JavaScript Modern](https://id.javascript.info) - Ilya Kantor
 
 
-#### Next.js
+#### Angular
 
-* [Tutorial Next Js](https://santrikoding.com/kategori/next-js) - SantriKoding.com
+* [Tutorial Angular Indonesia](https://degananda.com/tutorial-angular-indonesia-daftar-isi-download-pdf/) - Degananda Ferdian Priyambada (HTML)
+* [Tutorial Series Belajar Angular 2019](https://www.bewoksatukosong.com/2019/09/tutorial-series-belajar-angular-2019.html) - Bewok Satu Kosong (HTML)
 
 
-#### Vue.js
+#### Deno
 
-* [Belajar Vue.js](https://variancode.com/belajar-vue-js/) - Varian Hermianto
-* [Dokumentasi Vue Bahasa Indonesia](https://github.com/vuejs-id/docs)
+* [Belajar Dengan Jenius Deno](https://raw.githubusercontent.com/gungunfebrianza/Belajar-Dengan-Jenius-DenoTheWKWKLand/master/Belajar%20Dengan%20Jenius%20Deno.pdf) - Gun Gun Febrianza (PDF)
+
+
+#### Next.js
+
+* [Tutorial Next Js](https://santrikoding.com/kategori/next-js) - SantriKoding.com
 
 
 #### React.js
 
+* [Dokumentasi React Bahasa Indonesia](https://id.reactjs.org)
+* [React JS Untuk Pemula](https://masputih.com/2021/05/ebook-gratis-reactjs-untuk-pemula) *(Membutuhkan akun Leanpub atau email yang valid)*
+* [React Redux Tutorial Untuk Pemula](https://medium.com/codeacademia/tutorial-redux-bagian-i-membuat-todo-list-c26a979d0a1f) - Yudi Krisnandi
 * [Tutorial React JS Untuk Pemula (React Hooks)](https://mfikri.com/artikel/reactjs-pemula) - Mfikri
 
 
+#### TypeScript
+
+* [TypeScript untuk Pemula, Bagian 1: Memulai](https://code.tutsplus.com/id/tutorials/typescript-for-beginners-getting-started--cms-29329) - Tutsplus (HTML)
+
+
+#### Vue.js
+
+* [Belajar Vue.js](https://variancode.com/belajar-vue-js/) - Varian Hermianto
+* [Dokumentasi Vue Bahasa Indonesia](https://github.com/vuejs-id/docs)
+
+
 ### MySQL
 
 * [3 Days With Mysql For Your Application: Mysql Untuk Pemula](https://play.google.com/store/books/details/Onesinus_Saut_Parulian_3_Days_With_Mysql_For_Your?id=MbdTDwAAQBAJ) - Onesinus Saut Parulian *(Membutuhkan akun Google Play Books atau email yang valid)*
@@ -193,29 +211,6 @@
 * [Workshop Python 101](http://sakti.github.io/python101/)
 
 
-### React
-
-* [Dokumentasi React Bahasa Indonesia](https://id.reactjs.org)
-* [React JS Untuk Pemula](https://masputih.com/2021/05/ebook-gratis-reactjs-untuk-pemula) *(Membutuhkan akun Leanpub atau email yang valid)*
-* [React Redux Tutorial Untuk Pemula](https://medium.com/codeacademia/tutorial-redux-bagian-i-membuat-todo-list-c26a979d0a1f) - Yudi Krisnandi
-
-
 ### Solidity
 
 * [Smart Contract Blockchain pada E-Voting](https://www.researchgate.net/publication/337961765_Smart_Contract_Blockchain_pada_E-Voting) - Ajib Susanto (HTML, PDF)
-
-
-### TypeScript
-
-* [TypeScript untuk Pemula, Bagian 1: Memulai](https://code.tutsplus.com/id/tutorials/typescript-for-beginners-getting-started--cms-29329) - Tutsplus (HTML)
-
-
-#### Angular
-
-* [Tutorial Angular Indonesia](https://degananda.com/tutorial-angular-indonesia-daftar-isi-download-pdf/) - Degananda Ferdian Priyambada (HTML)
-* [Tutorial Series Belajar Angular 2019](https://www.bewoksatukosong.com/2019/09/tutorial-series-belajar-angular-2019.html) - Bewok Satu Kosong (HTML)
-
-
-#### Deno
-
-* [Belajar Dengan Jenius Deno](https://raw.githubusercontent.com/gungunfebrianza/Belajar-Dengan-Jenius-DenoTheWKWKLand/master/Belajar%20Dengan%20Jenius%20Deno.pdf) - Gun Gun Febrianza (PDF)