Cohen, L. (1954). Statistical methods for social scientists: An introduction. Prentice-Hall.
Chicago (17e ed.) BronvermeldingCohen, Lillian. Statistical Methods for Social Scientists: An Introduction. New York: Prentice-Hall, 1954.
MLA (9e ed.) BronvermeldingCohen, Lillian. Statistical Methods for Social Scientists: An Introduction. Prentice-Hall, 1954.