Dyfyniad APA

American Society of Heating, Refrigerating and Air Conditioning Engineers. (1987). 1987 Ashrae handbook: Heating, ventilatingm and air-conditioning systems and applications. American Society of Heating, Refrigerating and Air Conditioning Engineers.

Dyfyniad Arddull Chicago

American Society of Heating, Refrigerating and Air Conditioning Engineers. 1987 Ashrae Handbook: Heating, Ventilatingm and Air-conditioning Systems and Applications. Atlanta, GA: American Society of Heating, Refrigerating and Air Conditioning Engineers, 1987.

Dyfyniad MLA

American Society of Heating, Refrigerating and Air Conditioning Engineers. 1987 Ashrae Handbook: Heating, Ventilatingm and Air-conditioning Systems and Applications. American Society of Heating, Refrigerating and Air Conditioning Engineers, 1987.

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