APA (7th ed.) Citation

Allen, P. (2013). Bertie (1. publ.). Penguin / Viking.

Chicago Style (17th ed.) Citation

Allen, Pamela. Bertie. 1. publ. Melbourne, Vic: Penguin / Viking, 2013.

MLA (9th ed.) Citation

Allen, Pamela. Bertie. 1. publ. Penguin / Viking, 2013.

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