APA Citatie

Roy, P. K. (2000). Economic geography: A study of resources. (4th ed.). New Central Book Agency.

Chicago Style citaat

Roy, Prithwish Kumar. Economic Geography: A Study of Resources. 4th ed. Calcutta: New Central Book Agency, 2000.

MLA citatie

Roy, Prithwish Kumar. Economic Geography: A Study of Resources. 4th ed. New Central Book Agency, 2000.

Let op: Deze citaties zijn niet altijd 100% accuraat.