Birn, R. (2004). The effective use of market research: How to drive and focus better business decisions (4th ed.). Kogan Page.
Citação norma ChicagoBirn, Robin. The Effective Use of Market Research: How to Drive and Focus Better Business Decisions. 4th ed. London ; Sterling, VA: Kogan Page, 2004.
Citação norma MLABirn, Robin. The Effective Use of Market Research: How to Drive and Focus Better Business Decisions. 4th ed. Kogan Page, 2004.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.