APA (7e ed.) Bronvermelding

Holbert, N. B., & Speece, M. W. (1993). Practical marketing research: An integrated global perspective. Prentice Hall.

Chicago (17e ed.) Bronvermelding

Holbert, Neil Bruce, en Mark W. Speece. Practical Marketing Research: An Integrated Global Perspective. New York: Prentice Hall, 1993.

MLA (9e ed.) Bronvermelding

Holbert, Neil Bruce, en Mark W. Speece. Practical Marketing Research: An Integrated Global Perspective. Prentice Hall, 1993.