एपीए उद्धरण

Singh, A. (1976). Prinicples of mercantile law/2e (2nd ed.). Eastern Book Company.

शिकागो स्टाइल उद्धरण

Singh, Avatar. Prinicples of Mercantile Law/2e. 2nd ed. Lucknow: Eastern Book Company, 1976.

एमएलए उद्धरण

Singh, Avatar. Prinicples of Mercantile Law/2e. 2nd ed. Eastern Book Company, 1976.