Παραπομπή APA

Gupta, R. (1979). Indian Ocean: A Political geography. Marwah.

Παραπομπή Chicago Style

Gupta, Ranjan. Indian Ocean: A Political Geography. New Delhi: Marwah, 1979.

Παραπομπή MLA

Gupta, Ranjan. Indian Ocean: A Political Geography. Marwah, 1979.