WELLS, W. (2003). Advertising principles and practice ed.6. Prentice Hall.
Chicago Style (17th ed.) CitationWELLS, William. Advertising Principles and Practice Ed.6. Prentice Hall, 2003.
MLA (8th ed.) CitationWELLS, William. Advertising Principles and Practice Ed.6. Prentice Hall, 2003.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.