APA استشهاد

Bigelow, H. (1927). Physical oceanography of the Gulf of maine. Government printing.

استشهاد بنمط شيكاغو

Bigelow, Henry. Physical Oceanography of the Gulf of Maine. Washington: Government printing, 1927.

MLA استشهاد

Bigelow, Henry. Physical Oceanography of the Gulf of Maine. Government printing, 1927.