Παραπομπή APA

Dansereau, P., & Weadock, V. A. (1970). Challenge for survival: Land, air, and water for man in megalopolis. New York: Columbia University Press.

Παραπομπή Chicago Style

Dansereau, Pierre, and Virginia A. Weadock. Challenge for Survival: Land, Air, and Water for Man in Megalopolis. New York: Columbia University Press, 1970.

Παραπομπή MLA

Dansereau, Pierre, and Virginia A. Weadock. Challenge for Survival: Land, Air, and Water for Man in Megalopolis. New York: Columbia University Press, 1970.

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