@book{5937,
	author = {Pfafflin, James R. },
	title = {Encyclopedia of environmental science and engineering},
	publisher = {CRC Press},
	year = {2006},
	address = {Boca Raton},
	edition = {5th ed.},
	note = {A-L,7538 v.1; M-Z,7539 v.2}
}