Angel, W. L. (2020). HVAC design sourcebook (Second edition.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Angel, W. Larsen. HVAC Design Sourcebook. Second edition. New York: McGraw-Hill, 2020.
Lua MLA (9ú heag.)Angel, W. Larsen. HVAC Design Sourcebook. Second edition. McGraw-Hill, 2020.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.