Gaya APA

Ifethader, D., Eseryel, D. (2012). Assessment in Game-Based Learning : Foundations, Innovations, and Perspectives / Dirk Ifenthaler . New York: Springer.

Gaya MLA

Ifethader, Dirk., Eseryel, Deniz. "Assessment in Game-Based Learning : Foundations, Innovations, and Perspectives / Dirk Ifenthaler". New York: Springer, 2012. Text.