@book{39786,
	author = {Blank, Leland T. and Tarquin, Anthony J.},
	title = {Engenharia econômica /},
	publisher = {McGraw-Hill,},
	year = {2008.},
	address = {São Paulo :},
	edition = {6.ed. },
	note = {Tradução de: Engineering economy (6. ed.)}
}