APA aipamena

Worcester, R. M. (1975). Consumer market research handbook. McGraw-Hill.

Chicago Style aipamena

Worcester, Robert M. Consumer Market Research Handbook. New York: McGraw-Hill, 1975.

MLA aipamena

Worcester, Robert M. Consumer Market Research Handbook. McGraw-Hill, 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.