Παραπομπή APA

Bretschneider, C. I. (1969). Topics in ocean engineering. Gulf Publishing Company.

Παραπομπή Chicago Style

Bretschneider, Charles I. Topics in Ocean Engineering. Houston: Gulf Publishing Company, 1969.

Παραπομπή MLA

Bretschneider, Charles I. Topics in Ocean Engineering. Gulf Publishing Company, 1969.