Siegel, Sidney <br/><br/>
Nonparametric statistics for the behavioral sciences 

 - 2nd ed. 
 - New York, N.Y. :  McGraw-Hill,  1988 
 - 399 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PSYCHOMETRICS<br/>NONPARAMETRIC STATISTICS<br/>SOCIAL SCIENES--STATISTICAL METHODS
<br/><br/><label>LC Class. No.: </label>BF39  / S533N 1988