APA (7th ed.) Citation

Theobald, J. (2003). Marvin Wanted More. Bloomsbury Children's Books.

Chicago Style (17th ed.) Citation

Theobald, Joseph. Marvin Wanted More. London: Bloomsbury Children's Books, 2003.

MLA (9th ed.) Citation

Theobald, Joseph. Marvin Wanted More. Bloomsbury Children's Books, 2003.

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