Ranganathan S R <br/><br/>
Library science based libaray service 
Ranganathan S R 
 - 
 - Madras  New Century Book House  1969 
<br/><br/>  
<br/><br/><label>ISBN: </label> Rs 
<br/><br/><label>Dewey Class. No.: </label>025.52 RAN/LIB