APA (7th ed.) Citation

American Society of Heating, Refrigerating and Air-Conditioning Engineers. (1973). ASHRAE handbook & product directory. American Society of Heating, Refrigerating and Air-Conditioning Engineers.

Chicago Style (17th ed.) Citation

American Society of Heating, Refrigerating and Air-Conditioning Engineers. ASHRAE Handbook & Product Directory. New York, N.Y.: American Society of Heating, Refrigerating and Air-Conditioning Engineers, 1973.

MLA (8th ed.) Citation

American Society of Heating, Refrigerating and Air-Conditioning Engineers. ASHRAE Handbook & Product Directory. American Society of Heating, Refrigerating and Air-Conditioning Engineers, 1973.