एपीए उद्धरण

Raje, S. (1969). Black gold: An intoduction to petroleum. Somaiya Publications.

शिकागो स्टाइल उद्धरण

Raje, Sudhakar. Black Gold: An Intoduction to Petroleum. Bombay: Somaiya Publications, 1969.

एमएलए उद्धरण

Raje, Sudhakar. Black Gold: An Intoduction to Petroleum. Somaiya Publications, 1969.