United Nations Education Scientific And Cultural Orgn. <br/><br/>
International Standardization Of Library And Documentation Techniques 

 -  1972 
 - 241,12p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>2:97z7
<br/><br/><label>Dewey Class. No.: </label>2:97z7  / K2