Harper WM <br/><br/>
Statistics / 
W.M.Harper. 
 - 2nd ed. 
 - London :  MacDonald & Evans,  1971. 
 - xxiv, 330 s., [8] s. levh. :  21 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>712119256 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>LC Class. No.: </label>QA276.12