Gaya APA

Sverdrup, K, A., Armbrust, V. (2008). An Introduction to the World's Ocean (Cet. 1). amerika: McGraw Hill Higher.

Gaya MLA

Sverdrup, Keith, A.., Armbrust, Virginia. "An Introduction to the World's Ocean". Cet. 1 amerika: McGraw Hill Higher, 2008. Text.