APA (7th ed.) Citation

Denne, B., & Hussain, N. (2001). The Usborne first encyclopedia of seas & oceans. Usborne Publisher.

Chicago Style (17th ed.) Citation

Denne, Ben, and Nelupa Hussain. The Usborne First Encyclopedia of Seas & Oceans. London: Usborne Publisher, 2001.

MLA (9th ed.) Citation

Denne, Ben, and Nelupa Hussain. The Usborne First Encyclopedia of Seas & Oceans. Usborne Publisher, 2001.