Gaya APA
Pickard, G, L., Emery, W, J. (1984).
Descriptive Physical Oceanography An Introduction (Ed.4).
New York:
Pergamon Press.
Gaya MLA
Pickard, George, L.., Emery, William, J..
"Descriptive Physical Oceanography An Introduction".
Ed.4
New York:
Pergamon Press,
1984.
Text.