APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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