Tull, D. S. H. (1993). Marketing research: Mesurement and method (6 edition.). Prentice-Hall of India Pvt Ltd.
Chicago Edition CitationTull, Donald S; Hawkins. Marketing Research: Mesurement and Method. 6 edition. New Delhi: Prentice-Hall of India Pvt Ltd, 1993.
MLA Edition CitationTull, Donald S; Hawkins. Marketing Research: Mesurement and Method. 6 edition. Prentice-Hall of India Pvt Ltd, 1993.
Warning: These citations may not always be 100% accurate.