From 91cc364e31fa2627b1478900eb11c2a0e029bb88 Mon Sep 17 00:00:00 2001
From: Indra Hertanto <51868870+ihertanto@users.noreply.github.com>
Date: Sat, 2 Oct 2021 05:57:23 +0700
Subject: [PATCH] Add programming books Scala Book (#5613)

* Add programming books Scala Book

* Ammend PR comment to remove individual links Scala Book
---
 books/free-programming-books-langs.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/books/free-programming-books-langs.md b/books/free-programming-books-langs.md
index 5a1f3062..dc0d49d1 100644
--- a/books/free-programming-books-langs.md
+++ b/books/free-programming-books-langs.md
@@ -2072,6 +2072,7 @@ That section got so big, we decided to split it into its own file, the [BY SUBJE
 * [PythonToScala](https://wrobstory.gitbooks.io/python-to-scala/content/) - Rob Story
 * [S-99: Ninety-Nine Scala Problems](http://aperiodic.net/phil/scala/s-99/) - Phil! Gold
 * [Scala & Design Patterns: Exploring Language Expressivity](http://www.scala-lang.org/old/sites/default/files/FrederikThesis.pdf) - Fredrik Skeel Løkke (PDF)
+* [Scala Book](https://alvinalexander.com/scala/scala-book-free/) - Alvin Alexander (PDF, MOBI, HTML, EPUB)
 * [Scala By Example](https://www.scala-lang.org/old/sites/default/files/linuxsoft_archives/docu/files/ScalaByExample.pdf) - M. Odersky (PDF)
 * [Scala Cookbook: Bonus Chapters](http://examples.oreilly.com/9781449339616-files/Scala_Cookbook_bonus_chapters.pdf) - Alvin Alexander (PDF)
 * [Scala for Perl 5 Programmers](https://github.com/garu/scala-for-perl5-programmers) - Breno G. de Oliveira
-- 
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