APA Style

Murphy, S, J., Bjorkman, S. (2003). Math Start : The Grizzly Gazatte (level 3) . New York: HarperCollins.

MLA Style

Murphy, Stuart, J.., Bjorkman, Steve. "Math Start : The Grizzly Gazatte (level 3)". New York: HarperCollins, 2003. Text.