APA (7th ed.) Citation

(1999). The boy who lived with the seals (6. print.). Putnam's Sons.

Chicago Style (17th ed.) Citation

The Boy Who Lived with the Seals. 6. print. New York: Putnam's Sons, 1999.

MLA (9th ed.) Citation

The Boy Who Lived with the Seals. 6. print. Putnam's Sons, 1999.