Goetsch, David L. Introduction to computer-aided drafting / David L. Goetsch. - Englewood Cliffs, N.J. : Prentice-Hall, c1983. Includes index. ISBN: 0134792874 LCCN: 82015016 Subjects--Topical Terms: Computer graphics. LC Class. No.: T385 / .G63 1983 Dewey Class. No.: 604.2/4/02854