एपीए उद्धरण

Nigam, S. (1989). Financial efficiency. Printwell.

शिकागो स्टाइल उद्धरण

Nigam, Sudha. Financial Efficiency. Jaipur: Printwell, 1989.

एमएलए उद्धरण

Nigam, Sudha. Financial Efficiency. Printwell, 1989.