APA (7e ed.) Bronvermelding

Maitra, B. (1962). A basic study of commercial geography. Suneja Book Centre.

Chicago (17e ed.) Bronvermelding

Maitra, Biswanath. A Basic Study of Commercial Geography. New Delhi: Suneja Book Centre, 1962.

MLA (8e ed.) Bronvermelding

Maitra, Biswanath. A Basic Study of Commercial Geography. Suneja Book Centre, 1962.