@book{56078,
	author = {Erjavec, Jack},
	title = {Heating and air conditioning (A7) :},
	publisher = {Delmar Cengage Learning,},
	year = {c2010},
	address = {Clifton Park, N.Y. :},
	edition = {3rd ed.},
	note = {"Updated to the 2008 NATEF task list"}
}