@book{27670,
	author = {Dun & Bradstreet Credit Services.},
	title = {Industry norms and key business ratios, one year.},
	publisher = {Dun & Bradstreet Credit Services,},
	year = {c1989-},
	series = {<-2002/2003>: Duns analytical services},
	address = {[Murray Hill, N.J.] :},
	edition = {Desk-top ed.},
	note = {"SIC #0100-8999."}
}