Gaya APA
, ., Black, J, A.
(1986).
Oceans and coasts an introduction to oceanography
.
Iowa:
Iowa: Wm.C.Brown; 1986.
Gaya MLA
, ., Black, John, A..
"Oceans and coasts an introduction to oceanography".
Iowa:
Iowa: Wm.C.Brown; 1986,
1986.
Text.