APA

Dansereau P. M., New York Botanical Garden, . (1970). Challenge for survival: land, air, and water for man in megalopolis. New York: Columbia University Press.

Chicago

Dansereau Pierre MacKay, New York Botanical Garden, . 1970. Challenge for survival: land, air, and water for man in megalopolis. New York: Columbia University Press.

Harvard

Dansereau P. M., New York Botanical Garden, . (1970). Challenge for survival: land, air, and water for man in megalopolis. New York: Columbia University Press.

MLA

Dansereau Pierre MacKay, New York Botanical Garden, . Challenge for survival: land, air, and water for man in megalopolis. New York: Columbia University Press. 1970.