HASKINS JACK. (1993). SUCCESSFUL ADVERTISING RESEARCH METHODS. NTC BUSINESS BOOKS.
Cita Chicago (17th ed.)HASKINS JACK. SUCCESSFUL ADVERTISING RESEARCH METHODS. U S A: NTC BUSINESS BOOKS, 1993.
Cita MLA (9th ed.)HASKINS JACK. SUCCESSFUL ADVERTISING RESEARCH METHODS. NTC BUSINESS BOOKS, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.