Harper W M  1991 <br/><br/>
Statistics 
W.M Harper 
 - 6th. 
 - England  Pearson Education Ltd.  1991 
 - x,501pg. 
<br/><br/> Inc. Appendices,Index 
<br/><br/><label>ISBN: </label>0273634267 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>LC Class. No.: </label>LC