एपीए उद्धरण

Gupta, R. B. (1982). Production technology (4th ed.). Satya Prakashan.

शिकागो स्टाइल उद्धरण

Gupta, R B. Production Technology. 4th ed. N.Delhi: Satya Prakashan, 1982.

एमएलए उद्धरण

Gupta, R B. Production Technology. 4th ed. Satya Prakashan, 1982.