Bar coding with Excel : covering both IBM and Macintosh versions / Irwin B. Galter. Galter, Irwin B. Microsoft Excel (Computer file) Bar coding Computer programs. IBM Personal Computer AT Programming. Macintosh II (Computer) Programming. Macintosh SE (Computer) Programming. HF5416 .G35 1990 658.78 GAB Includes bibliographical references and index. Blue Ridge Summit : Tab Books, 1990. 1990. 1990 Text xii, 369 p. : eng