McCall, R. B. (2001). Fundamental statistics for behavioral sciences (8th ed.). Wadsworth Pub. Co.
Cita Chicago (17th ed.)McCall, Robert B. Fundamental Statistics for Behavioral Sciences. 8th ed. Australia, Belmont, CA: Wadsworth Pub. Co, 2001.
Cita MLA (9th ed.)McCall, Robert B. Fundamental Statistics for Behavioral Sciences. 8th ed. Wadsworth Pub. Co, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.