Penna, C.V. <br/><br/>
National Library and Information Services 
C.V. Penna 
 - London  Butterworths  1977 
 - 230p.  23 cm.  
<br/><br/><label>ISBN: </label>0408708182  246.25 
<br/><br/><label>Dewey Class. No.: </label>020  / PEN-NA