APA (7th ed.) Citation

Wittlinger, E. (2010). This means war! Simon & Schuster Books for Young Readers.

Chicago Style (17th ed.) Citation

Wittlinger, Ellen. This Means War! New York [u.a.]: Simon & Schuster Books for Young Readers, 2010.

MLA (9th ed.) Citation

Wittlinger, Ellen. This Means War! Simon & Schuster Books for Young Readers, 2010.

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