Siegel, Sidney <br/><br/>
Nonparametric statistics for the behavioral   sciences/ 
Sidney Siegel 
 - New York :  McGraw-Hill Interamericana,  NYo., c1956. 
 - 312p. 
<br/><br/><label>ISBN: </label>07-057348-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tests Psicológicos.
<br/><br/><label>Dewey Class. No.: </label>150.287  / S789n