Borgman, Harry. Art & illustration techniques / by Harry Borgman. - New York : Watson-Guptill Publications, 1979. - 176 p. : ill. ; 29 cm. Includes index. ISBN: 0823002721 LCCN: 79016228 Subjects--Topical Terms: Art--Technique.Graphic arts--Technique. LC Class. No.: N 7430 / .B55