APA (7th ed.) Citation

Gregory, P. (2011). The constant princess. Harper Collins Publishers Ltd..

Chicago Style (17th ed.) Citation

Gregory, Philippa. The Constant Princess. London: Harper Collins Publishers Ltd., 2011.

MLA (9th ed.) Citation

Gregory, Philippa. The Constant Princess. Harper Collins Publishers Ltd., 2011.

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