APA aipamena

Bearden, W. O. (2001). Marketing ed.3. McGraw-Hill.

Chicago Style aipamena

Bearden, William O. Marketing Ed.3. McGraw-Hill, 2001.

MLA aipamena

Bearden, William O. Marketing Ed.3. McGraw-Hill, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.