APA (7e ed.) Bronvermelding
Cowles, M. (2001). Statistics in psychology: An historical perspective (2nd ed.). L. Erlbaum Associates.
Chicago (17e ed.) Bronvermelding
Cowles, Michael. Statistics in Psychology: An Historical Perspective. 2nd ed. Mahwah, N.J.: L. Erlbaum Associates, 2001.
MLA (9e ed.) Bronvermelding
Cowles, Michael. Statistics in Psychology: An Historical Perspective. 2nd ed. L. Erlbaum Associates, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.