Mansfield, Edwin <br/><br/>
Basic statistics :  problems, exercises, and case studies / 
Edwin Mansfield. 
 - New York :  W.W.Norton,  1986 
 - 207 p. ;  26 cm. 
<br/><br/><label>ISBN: </label>0393953963 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.