APA (7th ed.) Citation

Campbell, J. (1975). Royalty on horseback. Doubleday.

Chicago Style (17th ed.) Citation

Campbell, Judith. Royalty on Horseback. Garden City, N.Y.: Doubleday, 1975.

MLA (9th ed.) Citation

Campbell, Judith. Royalty on Horseback. Doubleday, 1975.