APA (7th ed.) Citation

Gregory, P. (2008). The constant princess (Touchstone ed.). Simon & Schuster.

Chicago Style (17th ed.) Citation

Gregory, Philippa. The Constant Princess. Touchstone ed. New York: Simon & Schuster, 2008.

MLA (9th ed.) Citation

Gregory, Philippa. The Constant Princess. Touchstone ed. Simon & Schuster, 2008.

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