Grewal, D., & Dhruv Grewal; Michael Levy. (2008). Marketing. Boston: McGraw-Hill Irwin.
Čikaški stil citiranjaGrewal, Dhruv, i Dhruv Grewal; Michael Levy. Marketing. Boston: McGraw-Hill Irwin, 2008.
MLA način citiranjaGrewal, Dhruv, i Dhruv Grewal; Michael Levy. Marketing. Boston: McGraw-Hill Irwin, 2008.
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