Gaya APA

Marketing research / Alvin C. Burns ; Ronald F. Bush. (2001). Upper Saddle River, NJ: Prentice-Hall, c.

Gaya MLA

Marketing research / Alvin C. Burns ; Ronald F. Bush. 3rd ed.. Upper Saddle River, NJ: Prentice-Hall, c, 2001. Buku Wajib.