APA (7e ed.) Bronvermelding

Cramer, D. (1997). Basic statistics for social research: Step-by-step calculations and computer techniques using Minitab. Routledge.

Chicago (17e ed.) Bronvermelding

Cramer, Duncan. Basic Statistics for Social Research: Step-by-step Calculations and Computer Techniques Using Minitab. London, New York: Routledge, 1997.

MLA (9e ed.) Bronvermelding

Cramer, Duncan. Basic Statistics for Social Research: Step-by-step Calculations and Computer Techniques Using Minitab. Routledge, 1997.