by: Gabe Zichermann – Joselin Linder
ISBN-10: 0470562234
ISBN-13: 9780470562239
Edition: 1
Publication date: March 29, 2010
Hardcover: 240 pages
List Price $24.95
未经允许不得转载：Wow! eBook » Game-Based Marketing:Inspire Customer Loyalty Through Rewards, Challenges, and Contests