APA (7th ed.) Citation

Duxbury, A., Duxbury, A., & Sverdrup, K. (2004). An introduction to the world 's oceans (8th ed.). McGraw Hill.

Chicago Style (17th ed.) Citation

Duxbury, Alison, Alyn Duxbury, and Keith Sverdrup. An Introduction to the World 'S Oceans. 8th ed. Boston: McGraw Hill, 2004.

MLA (8th ed.) Citation

Duxbury, Alison, et al. An Introduction to the World 'S Oceans. 8th ed. McGraw Hill, 2004.