de Lange, M., Raessens, J., Frissen, V., Lammes, S., & de Mul, J. (2015). Playful Identities: The Ludification of Digital Media Cultures. Amsterdam University Press.
Chicago Style (17th ed.) Citationde Lange, Michiel, Joost Raessens, Valerie Frissen, Sybille Lammes, and Jos de Mul. Playful Identities: The Ludification of Digital Media Cultures. Amsterdam: Amsterdam University Press, 2015.
MLA (9th ed.) Citationde Lange, Michiel, et al. Playful Identities: The Ludification of Digital Media Cultures. Amsterdam University Press, 2015.
Warning: These citations may not always be 100% accurate.