Penna, P.C. <br/><br/>
The planning of library and documentation service 
by P.C. Penna, revised and enlarged by P.H. Sewell and Herma 
 - 2nd ed. 
 - Delhi  Universal Publications  1974 
 - 157p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries
<br/><br/><label>Dewey Class. No.: </label>P91 P381