एपीए उद्धरण

Thumann, A. (1988). Optimizing HVAC systems. Fairmont Press.

शिकागो स्टाइल उद्धरण

Thumann, Albert. Optimizing HVAC Systems. Lilburn: Fairmont Press, 1988.

एमएलए उद्धरण

Thumann, Albert. Optimizing HVAC Systems. Fairmont Press, 1988.