APA (7th ed.) Citation

Boyd, H. W., & Westfall, R. Marketing research: Text and case. Irwin [u.a.].

Chicago Style (17th ed.) Citation

Boyd, Harper W., and Ralph Westfall. Marketing Research: Text and Case. Homewood, Ill. [u.a.]: Irwin [u.a.].

MLA (9th ed.) Citation

Boyd, Harper W., and Ralph Westfall. Marketing Research: Text and Case. Irwin [u.a.].