@book{45671,
	author = {Plumbing-Heating-Cooling Contractors--National Association (U.S.).},
	title = {Plumbing 201 /},
	publisher = {Delmar Cengage Learning,},
	year = {c2009},
	address = {Australia ;},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0615/2006019928.html}
}