Цитирование APA (7-е изд.)
Whittlesey, D. S. (1944). The earth and the state: A study of political geography. Henry Holt and Company.
Цитирование в стиле Чикаго (17-е изд.)
Whittlesey, Derwent Stainthorpe. The Earth and the State: A Study of Political Geography. New York: Henry Holt and Company, 1944.
Цитирование MLA (9-е изд.)
Whittlesey, Derwent Stainthorpe. The Earth and the State: A Study of Political Geography. Henry Holt and Company, 1944.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.