de Freitas, S., & Griffiths, M. (2009). Massively multiplayer online role-play games for learning. IGI Global.
Chicago Style (17th ed.) Citationde Freitas, Sara, and M. Griffiths. Massively Multiplayer Online Role-play Games for Learning. IGI Global, 2009.
MLA (9th ed.) Citationde Freitas, Sara, and M. Griffiths. Massively Multiplayer Online Role-play Games for Learning. IGI Global, 2009.
Warning: These citations may not always be 100% accurate.