APA (7th ed.) Citation

Gregory, P. (2001). The Other Boleyn Girl. Harper collins publisher.

Chicago Style (17th ed.) Citation

Gregory, Philippa. The Other Boleyn Girl. London: Harper collins publisher, 2001.

MLA (9th ed.) Citation

Gregory, Philippa. The Other Boleyn Girl. Harper collins publisher, 2001.

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