Bethune, James D., 1941- Modern drafting : an introduction to CAD / James D. Bethune, Bonnie A. Kee. - Englewood Cliffs, N.J. : Prentice Hall, c1989. - xiii, 415 p. : ill. ; 29 cm. Includes index. ISBN: 0135910587 (Hb.) Subjects--Topical Terms: Mechanical drawing.Computer graphics. LC Class. No.: T353 / .B48 1989