CRAVENS, D. W. (1983). Startegic Marketing Cases And Applications David W. Cravens And Cahles W. Lamb Jr. Richard D. Irwin.
Lua i Stíl Chicago (17ú heag.)CRAVENS, David W. Startegic Marketing Cases And Applications David W. Cravens And Cahles W. Lamb Jr. Richard D. Irwin, 1983.
Lua MLA (8ú heag.)CRAVENS, David W. Startegic Marketing Cases And Applications David W. Cravens And Cahles W. Lamb Jr. Richard D. Irwin, 1983.
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