Παραπομπή APA

Varma, S. P. A. (1988). International system and the third world: A study in changing perspectives.

Παραπομπή Chicago Style

Varma, S P; Author. International System and the Third World: A Study in Changing Perspectives. New Delhi, Vikas, 1988.

Παραπομπή MLA

Varma, S P; Author. International System and the Third World: A Study in Changing Perspectives. 1988.