Cita APA (7a ed.)

Wallerstein, I. M. (1991). Geopolitics and geoculture: Essays on the changing world system ([1st pub.].). Cambridge University Press.

Cita Chicago Style (17a ed.)

Wallerstein, Immanuel Maurice. Geopolitics and Geoculture: Essays on the Changing World System. [1st pub.]. Cambridge [etc.]: Cambridge University Press, 1991.

Cita MLA (9a ed.)

Wallerstein, Immanuel Maurice. Geopolitics and Geoculture: Essays on the Changing World System. [1st pub.]. Cambridge University Press, 1991.