Citazione Stile APA (7a Edizione)
Gardner, H. S. (1990). <The> Advertising Agency Business: <The> Complete Manual for Management and Operation (1. ed.). NTC Business Books.
Citazione stile Chigago Style (17a edizione)
Gardner, Herbert S. <The> Advertising Agency Business: <The> Complete Manual for Management and Operation. 1. ed. Lincolnwood: NTC Business Books, 1990.
Citatione MLA (9a ed.)
Gardner, Herbert S. <The> Advertising Agency Business: <The> Complete Manual for Management and Operation. 1. ed. NTC Business Books, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.