Ranganathan, S.R. <br/><br/>
Reference service 
S.R. Ranganathan. 
 - 2nd ed. 
 - Banglore  Sarada Ranganathan  1992 
 - 432p., 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries Information services. 
<br/><br/><label>Dewey Class. No.: </label>025.52  / R18R