APA (7th ed.) Citation

Lasky, K., & Stock, C. (1988). Sea swan (1st American ed.). Macmillan.

Chicago Style (17th ed.) Citation

Lasky, Kathryn, and Catherine Stock. Sea Swan. 1st American ed. New York: Macmillan, 1988.

MLA (9th ed.) Citation

Lasky, Kathryn, and Catherine Stock. Sea Swan. 1st American ed. Macmillan, 1988.