Grewal Dhruv, & Levy Michael. (2009). Marketing. American: Mc Graw Hill.
Chicago Style aipamenaGrewal Dhruv, và Levy Michael. Marketing. American: Mc Graw Hill, 2009.
MLA aipamenaGrewal Dhruv, và Levy Michael. Marketing. American: Mc Graw Hill, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.