Goodrich, W. B., & Sissors, J. Z. (1996). Media planning workbook: With discussions and problems (5th ed.). NTC Business Books.
Cita Chicago (17th ed.)Goodrich, William B., i Jack Zanville Sissors. Media Planning Workbook: With Discussions and Problems. 5th ed. Lincolnwood, Ill: NTC Business Books, 1996.
Cita MLA (9th ed.)Goodrich, William B., i Jack Zanville Sissors. Media Planning Workbook: With Discussions and Problems. 5th ed. NTC Business Books, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.