APA (7th ed.) Citation

Jeffers, O. (2010). It wasn't me. HarperCollins Children's Books.

Chicago Style (17th ed.) Citation

Jeffers, Oliver. It Wasn't Me. [London]: HarperCollins Children's Books, 2010.

MLA (8th ed.) Citation

Jeffers, Oliver. It Wasn't Me. HarperCollins Children's Books, 2010.

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