From 393db2c0542517cd13ed89c3505764ccefe4f224 Mon Sep 17 00:00:00 2001
From: WISNU GINANJAR SAPUTRA <44025097+wisnuwiry@users.noreply.github.com>
Date: Wed, 14 Oct 2020 03:39:30 +0700
Subject: [PATCH] Added free e-book reference (#3995)

* Add resource link free e-book

* Fix lint Atomic Design

* Bug fixing alphabetic ordering

* Fix validate lint by alphabetic

* Update free-programming-books.md

* Update free-programming-books.md
---
 free-programming-books.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/free-programming-books.md b/free-programming-books.md
index 5bede95a..d416324d 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -1292,7 +1292,8 @@ Kerridge (PDF) (email address *requested*, not required)
 
 * [Cookbook](https://flutter.dev/docs/cookbook)
 * [Flutter Succinctly, Syncfusion](https://www.syncfusion.com/ebooks/flutter-succinctly) (PDF, Kindle) (email address *requested*, not required)
-* [Flutter Tutorials Handbook](https://kodestat.gitbook.io/flutter/)
+* [Flutter Tutorial](https://www.tutorialspoint.com/flutter/flutter_tutorial.pdf) (PDF)
+* [Flutter Tutorials Handbook](https://kodestat.gitbook.io/flutter)
 
 
 ### Force.com
@@ -1449,6 +1450,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [A free guide to learn HTML and CSS](http://marksheet.io)
 * [Adaptive Web Design](http://adaptivewebdesign.info/1st-edition/) - Aaron Gustafson
 * [An advanced guide to HTML&CSS](http://learn.shayhowe.com/advanced-html-css/)
+* [Atomic Design](https://atomicdesign.bradfrost.com) - Brad Frost
 * [Canvassing](https://web.archive.org/web/20160505010319/http://learnjs.io/canvassing/read/)
 * [Code Guide: Standards for developing flexible, durable, and sustainable HTML and CSS](http://mdo.github.io/code-guide/) - Mark Otto
 * [CSS Animation 101](https://github.com/cssanimation/css-animation-101)
-- 
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