APA (7e ed.) Bronvermelding

(1992). Birla Economic Research Foundation. Economic Research Division: Birla Economic Research Foundation. Allied.

Chicago (17e ed.) Bronvermelding

Birla Economic Research Foundation. Economic Research Division: Birla Economic Research Foundation. New Delhi.: Allied, 1992.

MLA (9e ed.) Bronvermelding

Birla Economic Research Foundation. Economic Research Division: Birla Economic Research Foundation. Allied, 1992.

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