Churchill, G. A. (1992). Basic marketing research (2nd ed.). The Dryden Press.
Chicago Style (17th ed.) ZitazioaChurchill, Gilbert A. Basic Marketing Research. 2nd ed. New York: The Dryden Press, 1992.
MLA (9th ed.) ZitazioaChurchill, Gilbert A. Basic Marketing Research. 2nd ed. The Dryden Press, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.