ELHANCE , D.N . <br/><br/>
FUNDAMENTALS OF  STATISTICS 

 - NEW DELHI  S.CHAND & COMPANY  1981 
 - 1080. 
<br/><br/><label>Subjects--Index Terms: </label>Statistical Economics 
<br/><br/><label>Dewey Class. No.: </label>330.021 ELH