APA (7th ed.) Citation

O'brien, S. (2006). A girl thing. Hodder.

Chicago Style (17th ed.) Citation

O'brien, Sarah. A Girl Thing. London: Hodder, 2006.

MLA (9th ed.) Citation

O'brien, Sarah. A Girl Thing. Hodder, 2006.

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