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GAME-BASED MARKETING: INSPIRE CUSTOMER LOYALTY THROUGH REWARDS, CHALLENGES, AND CONTESTS by ZICHERMANN, GABE (Hardcover - 2010) ISBN: 9780470562239 Subject: BUSINESS & FINANCE Publisher: JOHN WILEY |
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PLAY AT WORK : HOW GAMES INSPIRE BREAKTHROUGH THINKING by PENENBERG, L. ADAM (Paperback - 2015) ISBN: 9781591847106 Subject: BUSINESS & FINANCE Publisher: PORTFOLIO/PENGUIN |
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