@book{31781,
	author = {Johnson, Cecil},
	title = {Heating, ventilation, and air conditioning :},
	publisher = {Thomson Delmar Learning,},
	year = {c2006},
	address = {Clifton Park,  NY :},
	url = {http://www.loc.gov/catdir/toc/ecip0515/2005018330.html}
}