Gaya APA

Markopoulos, P, A. (2008). Evaluating children's interactive products : Principles and practices for interaction designers / Panos Markopoulos ...et al . New York: Margan kaufman publisher.

Gaya MLA

Markopoulos, Panos....et, Al. "Evaluating children's interactive products : Principles and practices for interaction designers / Panos Markopoulos ...et al". New York: Margan kaufman publisher, 2008. .