Dhruv Grewal, & Dhruv Grewal; Michael Levy. (2010). Marketing. Boston: McGraw-Hill Irwin.
Chicago Style aipamenaDhruv Grewal, và Dhruv Grewal; Michael Levy. Marketing. Boston: McGraw-Hill Irwin, 2010.
MLA aipamenaDhruv Grewal, và Dhruv Grewal; Michael Levy. Marketing. Boston: McGraw-Hill Irwin, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.