एपीए उद्धरण

Heselton, K. E. (2005). Boiler operator's handbook. Fairmont Press.

शिकागो स्टाइल उद्धरण

Heselton, Kenneth E. Boiler Operator's Handbook. Lilburn: Fairmont Press, 2005.

एमएलए उद्धरण

Heselton, Kenneth E. Boiler Operator's Handbook. Fairmont Press, 2005.