@book{33601,
	author = {Gurgel, Ruth, 1944-},
	title = {Learning to use WordPerfect 5.0 & 5.1, Lotus 1-2-3,. Version 2.2, and dBase III Plus /},
	publisher = {Boyd & Fraser,},
	year = {c1990.},
	address = {Boston :}
}