APA (7th ed.) Citation

Boyd, H. W., & Westfall, R. (1977). Marketing research: Text and cases (4.ed.). Irwin.

Chicago Style (17th ed.) Citation

Boyd, Harper W., and Ralph Westfall. Marketing Research: Text and Cases. 4.ed. Homewood, Ill: Irwin, 1977.

MLA (9th ed.) Citation

Boyd, Harper W., and Ralph Westfall. Marketing Research: Text and Cases. 4.ed. Irwin, 1977.