APA način citiranja (7. izdanje)
Air Conditioning Contractors of America, PHCC Educational Foundation, & Refrigeration Service Engineers Society. (2009). HVACR 201. Delmar Cengage Learning.
Čikaški stil citiranja (17. izdanje)
Air Conditioning Contractors of America, PHCC Educational Foundation, i Refrigeration Service Engineers Society. HVACR 201. Clifton Park, New York: Delmar Cengage Learning, 2009.
MLA način citiranja (9. izdanje)
Air Conditioning Contractors of America, et al. HVACR 201. Delmar Cengage Learning, 2009.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.