@book{132226,
	author = {Hynek, Mel. and Schug, Jim.},
	title = {Data entry in business},
	publisher = {Macmillan / MacGraw-Hill},
	year = {c1992.},
	address = {New York},
	note = {System requirements for computer disks: IBM version (2 disks with same software) requires IBM PC or IBM compatible, DOS 2.1 or higher, and 1 disk drive. Apple version (3 disks) requires Apple computer, and 1-2 disk drives.}
}