Most popular social game design eBay auctions:

Mobile and Social Game Design : Monetization Methods and Mechanics, Second...

$40.09
End Date: Sunday Apr-30-2017 10:43:29 PDT
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The Aim of the Game: A Primer On the Use and Design of Gamed Social Simulations
$12.25
End Date: Thursday May-25-2017 22:52:01 PDT
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USED (GD) Social Game Design: Monetization Methods and Mechanics by Tim Fields
$43.30
End Date: Saturday May-6-2017 23:05:08 PDT
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