Brumbaugh, J. E. (2004). Audel HVAC fundamentals, Volume 1, Heating systems, furnaces, and boilers (All new 4th ed.). Wiley Pub.
Chicago-Zitierstil (17. Ausg.)Brumbaugh, James E. Audel HVAC Fundamentals, Volume 1, Heating Systems, Furnaces, and Boilers. All new 4th ed. Indianapolis, Ind: Wiley Pub, 2004.
MLA-Zitierstil (9. Ausg.)Brumbaugh, James E. Audel HVAC Fundamentals, Volume 1, Heating Systems, Furnaces, and Boilers. All new 4th ed. Wiley Pub, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.