APA (7th ed.) Citation

O'Ryan, R. The Prehistoric Planet. Little Simon, [2013], ℗♭2013.

Chicago Style (17th ed.) Citation

O'Ryan, Ray. The Prehistoric Planet. New York: Little Simon, [2013], ℗♭2013.

MLA (8th ed.) Citation

O'Ryan, Ray. The Prehistoric Planet. Little Simon, [2013], ℗♭2013.

Warning: These citations may not always be 100% accurate.