एपीए उद्धरण

Agarwal, M. (1977). Economic and Commercial Geography. National publishing House.

शिकागो स्टाइल उद्धरण

Agarwal, M.C. Economic and Commercial Geography. New Delhi: National publishing House, 1977.

एमएलए उद्धरण

Agarwal, M.C. Economic and Commercial Geography. National publishing House, 1977.