National library, author catalogue of printed books in European  languages 
/ National Library 
 - Calcutta:   National Library,   1956 
<br/><br/> Vol. 7 (Q-R); 3118-3432p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Information science 
<br/><br/><label>Universal Decimal Class. No.: </label>R 018.1NL(540):802     / H1.7