@book{174,
	author = {Wadsworth, Nat.},
	title = {Understanding microcomputers and small computer systems /},
	publisher = {Da Capo Press,},
	year = {[1980] c1977.},
	series = {Da Capo Paperback},
	address = {New York :},
	note = {Reprint of the ed. published by Scelbi Publications, Milford, Conn.}
}