Bhalla, G.S. . <br/><br/>
Elementary Statistics /  Textual Documents 
G.S. Bhalla, D.D. Narula & Aslam Mahmood. 
 - 1st ed. / 
 - New Delhi :  NCERT ,  1989. 
 - 134p. ;  22cm. 
<br/><br/><label>Subjects--Index Terms: </label>Statistics G-Statistics 
<br/><br/><label>Dewey Class. No.: </label>311.2  / Bh 469 El