APA (7th ed.) Citation

Dell, E. M. 1. (1920). The rocks of Valpre. A.L. Burt company.

Chicago Style (17th ed.) Citation

Dell, Ethel May 1939. The Rocks of Valpre. New York: A.L. Burt company, 1920.

MLA (9th ed.) Citation

Dell, Ethel May 1939. The Rocks of Valpre. A.L. Burt company, 1920.

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