@book{564362,
	author = {Himmelblau, David M, James B. Riggs},
	title = {Basic principles and calculations in chemical engineering /},
	publisher = {Prentice Hall,},
	year = {2003},
	address = {[S.l.] :},
	edition = {7th edition},
	url = {http://www.amazon.com/exec/obidos/ASIN/0131406345/chopaconline-20}
}