APA (7th ed.) Citation

Hoff, S. (1959). Sammy, the seal. Harper.

Chicago Style (17th ed.) Citation

Hoff, Syd. Sammy, the Seal. New York: Harper, 1959.

MLA (9th ed.) Citation

Hoff, Syd. Sammy, the Seal. Harper, 1959.

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