APA ציטוט

Gould, L. M. (1958). The Polar regions in their relation to human affairs. The American Geographical Society.

Chicago Style (17th ed.) Citation

Gould, Laurence M. The Polar Regions in Their Relation to Human Affairs. New York: The American Geographical Society, 1958.

ציטוט MLA

Gould, Laurence M. The Polar Regions in Their Relation to Human Affairs. The American Geographical Society, 1958.