Laech Chris <br/><br/>
Introduction to statistics  a nonparametric approach for the social sciences 

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 - Chichester  John Wiley and sons  1979 
 - 339 p.  23 cm. 
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<br/><br/>  Statistics, Nonparametric Statistical Tests 
<br/><br/><label>ISBN: </label>0471997420 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nonparametric Statistical Tests<br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>519.5  / LEA