Ranganathan, S. R. <br/><br/>
Reference service 
<label>/ by </label> Ranganathan, S. R. 
 - 2nd ed. 
 - Bangalore  Sarada Ranganathan Endowment  1961 
 - 432p.  22 cm. 
<br/><br/><label>ISBN: </label>8185273200 
<br/><br/><label>Dewey Class. No.: </label>025.5  / RAN