WHITMAN, W. C., JOHNSON, W. C., & TOMCZYK, J. A. (2005). Refrigeration and air conditioning technology.-- ed.5. Thomson Delmar Learning.
Lua i Stíl Chicago (17ú heag.)WHITMAN, William C., William C. JOHNSON, agus John A. TOMCZYK. Refrigeration and Air Conditioning Technology.-- Ed.5. New York: Thomson Delmar Learning, 2005.
Lua MLA (9ú heag.)WHITMAN, William C., et al. Refrigeration and Air Conditioning Technology.-- Ed.5. Thomson Delmar Learning, 2005.
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