WELLS, W. (2003). Advertising principles and practice ed.6. Prentice Hall.
Citación estilo ChicagoWELLS, William. Advertising Principles and Practice Ed.6. Prentice Hall, 2003.
Cita MLAWELLS, William. Advertising Principles and Practice Ed.6. Prentice Hall, 2003.
Warning: These citations may not always be 100% accurate.