Cita APA (7a ed.)

Siegel, S. (1956). Nonparametric statistics for the behavioral sciences. McGraw-Hill.

Cita Chicago Style (17a ed.)

Siegel, Sidney. Nonparametric Statistics for the Behavioral Sciences. New York [etc.]: McGraw-Hill, 1956.

Cita MLA (9a ed.)

Siegel, Sidney. Nonparametric Statistics for the Behavioral Sciences. McGraw-Hill, 1956.