NTC BUSINESS BOOKS. (1987). ART OF WRITING ADVERTISING. NTC BUSINESS BOOKS.
Cita Chicago (17th ed.)NTC BUSINESS BOOKS. ART OF WRITING ADVERTISING. ILLINOIS: NTC BUSINESS BOOKS, 1987.
Cita MLA (9th ed.)NTC BUSINESS BOOKS. ART OF WRITING ADVERTISING. NTC BUSINESS BOOKS, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.