Lua APA (7ú heag.)
Whitman, W. C. (2009). Refrigeration & air conditioning technology (6th ed.). Delmar Cengage Learning.
Lua i Stíl Chicago (17ú heag.)
Whitman, William C. Refrigeration & Air Conditioning Technology. 6th ed. Clifton Park, N.Y.: Delmar Cengage Learning, 2009.
Lua MLA (9ú heag.)
Whitman, William C. Refrigeration & Air Conditioning Technology. 6th ed. Delmar Cengage Learning, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.