Cravens, D. W., & Piercy, N. (2006). Strategic marketing (8th ed.). McGraw-Hill ; Tata McGraw Hill Education.
Lua i Stíl Chicago (17ú heag.)Cravens, David W., agus Nigel Piercy. Strategic Marketing. 8th ed. Boston, Mass. ; New Delhi: McGraw-Hill ; Tata McGraw Hill Education, 2006.
Lua MLA (8ú heag.)Cravens, David W., agus Nigel Piercy. Strategic Marketing. 8th ed. McGraw-Hill ; Tata McGraw Hill Education, 2006.
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