Kerin, R. A., & O'Regan, R. (2008). Marketing mix decisions: New perspectives and practices. American Marketing Association.
Lua i Stíl Chicago (17ú heag.)Kerin, Roger A., agus Rob O'Regan. Marketing Mix Decisions: New Perspectives and Practices. Chicago, Ill: American Marketing Association, 2008.
Lua MLA (9ú heag.)Kerin, Roger A., agus Rob O'Regan. Marketing Mix Decisions: New Perspectives and Practices. American Marketing Association, 2008.
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