@book{210604,
	author = {Winchell, Constance M. and Mudge, Isadore Gilbert,},
	title = {Guide to reference books /},
	publisher = {American Library Association,},
	year = {1951.},
	address = {Chicago :},
	edition = {7th ed.},
	note = {"Based on the Guide to reference books, sixth edition, by Isadore Gilbert Mudge."}
}