Patent information and documentation handbook 
/ World intellectual property organisation  
 - Geneva:   World Intellectual Property Organisation,   1981 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science 
<br/><br/><label>Subjects--Index Terms: </label>Documentation  
<br/><br/><label>Universal Decimal Class. No.: </label>D 002:608.3](02)   / M1.1