APA Style

Osborne, M, P. et al (2004). Ancient Greece and the Olympics : a nonfiction companion to Magic Tree House #16 : Hour of the Olympics . New York, USA: Random House Children\'s.

MLA Style

Osborne, Mary, Pope. et al. "Ancient Greece and the Olympics : a nonfiction companion to Magic Tree House #16 : Hour of the Olympics". New York, USA: Random House Children\'s, 2004. Text.