Unity 2d

Apress

Developing 2D Games with Unity: Independent Game Programming with C# [Lingua inglese]

Packt Publishing

Mastering Unity 2D Game Development - Second Edition: Using Unity 5 to develop a retro RPG

Unity 2D Front to Back: A helping hand towards starting 2D game development using the Unity Engine. (English Edition)

Independently published

The Ultimate Guide to 2D games with Unity: Build your favorite 2D Games easily with Unity

Packt Pub Ltd

Unity 2d Game Development                        

Packt Publishing

Unity 2D Game Development Cookbook: Over 50 Hands-on Recipes That Leverage the Features of Unity to Help You Create 2d Games and Game Protypes

Jesse Freeman

Unity's New 2D Workflow: A Quick-Start Guide to Making 2D Games in Unity 4.3 (Weekend Code Project Book 1) (English Edition)

Apress

Learn Unity for 2D Game Development              

Unity for Beginners Making 2D Game 1 (Unity Programming Class Textbook Series) (Japanese Edition)

Cyouwakuwaku 2D ge-mu Unity nyuumon iti (Japanese Edition)