Citazione APA

Wright, L. T., & Crimp, M. (1995). The marketing research process (4th.ed.). Prentice Hall.

Stile di citazione Chicago

Wright, Len Tiu, e Margaret Crimp. The Marketing Research Process. 4th.ed. London: Prentice Hall, 1995.

Citazione MLA

Wright, Len Tiu, e Margaret Crimp. The Marketing Research Process. 4th.ed. Prentice Hall, 1995.