Gaya APA

, ., Hollihan, K, L. (2009). Isaac Newton and physics for kids: his life and ideas with 21 activities . Chicago: Chicago: Chicago Review, 2009.

Gaya MLA

, ., Hollihan, Kerrie, Logan. "Isaac Newton and physics for kids: his life and ideas with 21 activities". Chicago: Chicago: Chicago Review, 2009, 2009. .