Dyfyniad APA

BELL, A. A. (2003). HVAC design portfolio: 865 airside systems flow diagrams and details. McGraw-Hill.

Dyfyniad Arddull Chicago

BELL, Arthur A. HVAC Design Portfolio: 865 Airside Systems Flow Diagrams and Details. New York: McGraw-Hill, 2003.

Dyfyniad MLA

BELL, Arthur A. HVAC Design Portfolio: 865 Airside Systems Flow Diagrams and Details. McGraw-Hill, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.