TY - BOOK AU - Vanden Bergh,Bruce G. AU - Katz,Helen TI - Advertising principles SN - 0844229903 PY - 1999/// CY - Lincolnwood, Ill. PB - NTC Business Books KW - Advertising N1 - Includes index; Title on cover : Choice, challenge, change; Contents : The challenging business of advertising--Media strategy : challenges and choices ER -