Zeegen, Lawrence. What is illustration? / Lawrence Zeegen. - Mies, Switzerland : RotoVision, c2009. - 256 p. : col. ill. ; 23 cm. - Essential design handbooks . - Essential design handbooks. . Cover title. Includes index. ISBN: 9782888930334 (hbk.) Subjects--Topical Terms: Graphic arts.Commercial art Dewey Class. No.: 741.6 / ZEE