Leach, Chris. <br/><br/>
Introduction to statistics :  a nonparametric approach for the social sciences / 
Chris Leach. 
 - Chichester [Eng.] ;  New York :  Wiley,  c1979. 
 - xv, 339 p. :  ill. ;  24 cm. 
<br/><br/>Includes Bibliography and  index 
<br/><br/><label>ISBN: </label>0471997439 0471997420 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.<br/>Nonparametric statistics.<br/>Social sciences--Statistical methods.
<br/><br/><label>Dewey Class. No.: </label>519.5  / LEI 1979