Penna, P C; et al. <br/><br/>
Planning of library and documentation services / 
Penna, P C; et al. 
 - 2 ed. 
 -  Universal Publications, Delhi,  1974 
 - p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780119102727 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library operations
<br/><br/><label>Dewey Class. No.: </label>R 025 PEN-P2