4YEE NICK. Motivations for play in online games[J]. Cyber- psychology & behavior:the impact of the Internet, multime- dia and virtual reality on behavior and society,2007,9(6) : 772 -775. 被引量:1
5SLAVIN R E. Cooperative Learning[J]. Review of Educa- tional Reasearch,1980,50(2) :315-342. 被引量:1