APA (7th ed.) Citation

Keyes, M. (2012). Anybody out there? Penguins Books.

Chicago Style (17th ed.) Citation

Keyes, Marian. Anybody Out There? London: Penguins Books, 2012.

MLA (9th ed.) Citation

Keyes, Marian. Anybody Out There? Penguins Books, 2012.

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