APA (7th ed.) Citation

Stephens, W. M., & Stephens, P. (1969). Sea horse: A fish in armor. Holiday House.

Chicago Style (17th ed.) Citation

Stephens, William M., and Peggy Stephens. Sea Horse: A Fish in Armor. New York: Holiday House, 1969.

MLA (9th ed.) Citation

Stephens, William M., and Peggy Stephens. Sea Horse: A Fish in Armor. Holiday House, 1969.