Cita APA (7a ed.)

Bergesen, A. (1980). Studies of the modern world-system. Academic Press.

Cita Chicago Style (17a ed.)

Bergesen, Albert. Studies of the Modern World-system. New York [et al.]: Academic Press, 1980.

Cita MLA (9a ed.)

Bergesen, Albert. Studies of the Modern World-system. Academic Press, 1980.