Dodson, Bert. Keys to drawing / Bert Dodson. - 1st ed. - Cincinnati, Ohio : North Light, c1985. - 224 p. : ill. ; 29 cm. Includes index. Bibliography: p. 222. ISBN: 0891341137 LCCN: 85008939 Subjects--Topical Terms: Drawing--Technique. LC Class. No.: NC 730 / .D56 1990