APA (7th ed.) Citation

Gehlen, A. (1988). Man, his nature and place in the world. Columbia University Press.

Chicago Style (17th ed.) Citation

Gehlen, Arnold. Man, His Nature and Place in the World. New York: Columbia University Press, 1988.

MLA (9th ed.) Citation

Gehlen, Arnold. Man, His Nature and Place in the World. Columbia University Press, 1988.