McCallum “Gamification and Serious Games…
McCallum "Gamification and Serious Games for Personalized Health" – interesting on the difference between the two http://books.google.it/books?hl=it&lr=&id=cqwQfyrD-oYC&oi=fnd&pg=PA85&dq=%22serious+game%22+%22gamification%22&ots=xKP1KDhRl6&sig=IW5jN5vC4mPS7UvY_JtSNQlHtuY#v=onepage&q=%22serious%20game%22%20%22gamification%22&f=false