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 - Chicago:   American Library Association,   1963 
 - 84p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries
<br/><br/><label>Subjects--Index Terms: </label>Information 
<br/><br/><label>Universal Decimal Class. No.: </label>050.331[381.2](100)  / K3