Lehman, R. S. (1995). Statistics in the behavioral sciences: A conceptual introduction. Brooks/Cole Pub. Co.
Cita Chicago (17th ed.)Lehman, Richard S. Statistics in the Behavioral Sciences: A Conceptual Introduction. Pacific Grove: Brooks/Cole Pub. Co, 1995.
Cita MLA (9th ed.)Lehman, Richard S. Statistics in the Behavioral Sciences: A Conceptual Introduction. Brooks/Cole Pub. Co, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.