एपीए उद्धरण

Avtar Singh. (2019). Introduction to company law/12th ed (12th ed.). Eastern Book Co.

शिकागो स्टाइल उद्धरण

Avtar Singh. Introduction to Company Law/12th Ed. 12th ed. Lucknow: Eastern Book Co, 2019.

एमएलए उद्धरण

Avtar Singh. Introduction to Company Law/12th Ed. 12th ed. Eastern Book Co, 2019.