Haig, William L. The power of logos : how to create effective company logos / William L. Haig & Laurel Harper. - New York ; Chichester : Wiley, c1997. - xiv, 191p. : ill. (some col.), facsims. (some col.) ; 25 cm. Includes index. Bibliography: p.173. ISBN: 0471287784 0.00 9780471287780 Subjects--Topical Terms: Logos (Symbols)--Design.Corporate image.Commercial art.