एपीए उद्धरण

Sharma, T., & O.Coutinho. (1978). Economic and commercial geography of India/2e (2nd ed.). Vikas.

शिकागो स्टाइल उद्धरण

Sharma, T.C, और O.Coutinho. Economic and Commercial Geography of India/2e. 2nd ed. New Delhi: Vikas, 1978.

एमएलए उद्धरण

Sharma, T.C, और O.Coutinho. Economic and Commercial Geography of India/2e. 2nd ed. Vikas, 1978.