@book{101185,
	author = {Warrner, Thomas W. and Werner, D. Michael.},
	title = {Using Lotus 1-2-3, SuperCalc4, WordPerfect, WordStar, and dBASE III plus},
	publisher = {Scott Foresman},
	year = {c1989.},
	address = {Glenview, Ill.},
	edition = {Revised ed. with WordPerfect 4.2 and 5.0.}
}