Rao , I.K. Ravichandra  . <br/><br/>
Quantitative methods for library and information science /  
by I.K.Ravichandra Rao. 
 - New Delhi :   Wiley Eastern ,   1985. 
 - xi,271p. :   ill.,figs ;   23cm .  
<br/><br/>Include index 
<br/><br/><label>ISBN: </label>0852267495  Rs. 125.00 
<br/><br/><label>Subjects--Index Terms: </label>LIBRARY AND INFORMATION SCIENCE-QUANTITY SURVEY 
<br/><br/><label>Dewey Class. No.: </label>020.299  / RAV/Q