Gaya APA

McCormick, J, M., Thituvathukal, , J, V. (1981). Elements of oceanography (2nd Ed). New York: Saunders College.

Gaya MLA

McCormick, J., Michael., Thituvathukal, , John, V.. "Elements of oceanography". 2nd Ed New York: Saunders College, 1981. Text.