Game Engine Design and Implementation: Foundations of Game Development by Thorn

Game Engine Design and Implementation - Paperback, by Thorn Alan - Very Good

Game Engine Design and Implementation by Thorn, Alan

UDK Game Development - Paperback By Thorn, Alan - GOOD

Practical Game Development with Unity and - Paperback, by Thorn Alan - Very Good

Practical Game Development with Unity - Paperback, by Thorn Alan - Acceptable

Game Engine Design and Implementation, [Paperback] by Thorn, Alan,

UDK Game Development - Paperback By Thorn, Alan - VERY GOOD