Sellers, Gene R. <br/><br/>
Elementary statistics 

 - Philadelphia, Pa. :  Saunders,  1977 
 - 433 p.  : ilus. 
<br/><br/><label>LCCN: </label>54033 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estadística.
<br/><br/><label>Dewey Class. No.: </label>519.5  / S44