HAMEROFF E J. (1998). ADVERTISING AGENCY BUSINESS (3RD.). NTC BUSINESS BOOKS.
Chicago (17e ed.) BronvermeldingHAMEROFF E J. ADVERTISING AGENCY BUSINESS. 3RD. USA: NTC BUSINESS BOOKS, 1998.
MLA (9e ed.) BronvermeldingHAMEROFF E J. ADVERTISING AGENCY BUSINESS. 3RD. NTC BUSINESS BOOKS, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.