APA aipamena

CHURCHILL, G. A. (1999). Marketing Research - Methodological foundations. Dryden.

Chicago Style aipamena

CHURCHILL, Gilbert A. Marketing Research - Methodological Foundations. Dryden, 1999.

MLA aipamena

CHURCHILL, Gilbert A. Marketing Research - Methodological Foundations. Dryden, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.