Robbins, Herbert. <br/><br/>
Introduction to statistics 

 - Chicago, Ill. :  Science Research Associates,  1975 
 - 427 p.  ; gráfs. 
<br/><br/><label>LCCN: </label>49275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estadística.
<br/><br/><label>Dewey Class. No.: </label>519.5  / R62