Tapp, A., Whitten, I., & Housden, M. (2014). Principles of direct, database and digital marketing Alan Tapp, Ian Whitten and Matthew Housden (Fifth edition.). Pearson.
Chicago Style (17th ed.) CitationTapp, Alan, Ian Whitten, and Matthew Housden. Principles of Direct, Database and Digital Marketing Alan Tapp, Ian Whitten and Matthew Housden. Fifth edition. New York: Pearson, 2014.
MLA (9th ed.) CitationTapp, Alan, et al. Principles of Direct, Database and Digital Marketing Alan Tapp, Ian Whitten and Matthew Housden. Fifth edition. Pearson, 2014.
Warning: These citations may not always be 100% accurate.