Boone, L. E., & Kurtz, D. L. (1999). Contemporary marketing 1999. The Dryden Press.
Lua i Stíl Chicago (17ú heag.)Boone, Louis E., agus David L. Kurtz. Contemporary Marketing 1999. New york: The Dryden Press, 1999.
Lua MLA (8ú heag.)Boone, Louis E., agus David L. Kurtz. Contemporary Marketing 1999. The Dryden Press, 1999.
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