Gaya APA
Seibold, E., Berger, W, H. (1982).
The Sea floor : an introduction to marine geology .
New York:
Springer-Verlag.
Gaya MLA
Seibold, Eugen., Berger, Wolfgang, H..
"The Sea floor : an introduction to marine geology".
New York:
Springer-Verlag,
1982.
Text.