Heyman, J. H. (2008). All you need is a good idea!: How to create marketing messages that actually get results. Wiley.
Citace podle Chicago (17th ed.)Heyman, Jay H. All You Need Is a Good Idea!: How to Create Marketing Messages That Actually Get Results. Hoboken, N.J.: Wiley, 2008.
Citace podle MLA (9th ed.)Heyman, Jay H. All You Need Is a Good Idea!: How to Create Marketing Messages That Actually Get Results. Wiley, 2008.
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