Harper, W.M. <br/><br/>
Statistics 
<label>/ by </label> Harper, W.M. 
 - 2nd ed. 
 - London  Macdonald and Evans  1975 
 - xiv, 330p.  18 cm. 
 - The M. & E. handbook series .
<br/><br/><label>ISBN: </label>0712119256 
<br/><br/><label>Dewey Class. No.: </label>310  / HAR