APA引文

Air Conditioning Contractors of America, PHCC Educational Foundation, & Refrigeration Service Engineers Society. (2009). HVACR 201. Delmar Cengage Learning.

Chicago Style (17th ed.) Citation

Air Conditioning Contractors of America, PHCC Educational Foundation, and Refrigeration Service Engineers Society. HVACR 201. Clifton Park, New York: Delmar Cengage Learning, 2009.

MLA引文

Air Conditioning Contractors of America, et al. HVACR 201. Delmar Cengage Learning, 2009.