Tull, D. S., & Hawkins, D. I. (1993). Marketing research: Measurement & method : a text with cases (6th ed.). Prentice-Hall.
Chicago Style (17th ed.) CitationTull, Donald S., and Del I. Hawkins. Marketing Research: Measurement & Method : A Text with Cases. 6th ed. New Delhi: Prentice-Hall, 1993.
MLA (9th ed.) CitationTull, Donald S., and Del I. Hawkins. Marketing Research: Measurement & Method : A Text with Cases. 6th ed. Prentice-Hall, 1993.
Warning: These citations may not always be 100% accurate.