Government information and the research worker 

 - 2nd rev. ed. 
 - London:    The Library Association,   1965 
 - 267p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information sources
<br/><br/><label>Subjects--Index Terms: </label>Public record 
<br/><br/><label>Universal Decimal Class. No.: </label>D 03(026):35  / J2;K5