Dyfyniad APA

Siegel, S. (1956). Non parametric statistics for the behavioural sciences. McGraw-Hill.

Dyfyniad Arddull Chicago

Siegel, Sidney. Non Parametric Statistics for the Behavioural Sciences. New York: McGraw-Hill, 1956.

Dyfyniad MLA

Siegel, Sidney. Non Parametric Statistics for the Behavioural Sciences. McGraw-Hill, 1956.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.