APA Citatie

Whittlesey, D. (1939). The earth and the state. New York: Henry holt and company.

Chicago Style citaat

Whittlesey, Derwent. The Earth and the State. New York: Henry holt and company, 1939.

MLA citatie

Whittlesey, Derwent. The Earth and the State. New York: Henry holt and company, 1939.

Let op: Deze citaties zijn niet altijd 100% accuraat.