Information retrieval in action 
/ Western Reserve University, Cleveland, Ohio  
 - Cleveland:   The Press of Western Reserve University,   1963 
 - 323p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science
<br/><br/><label>Subjects--Index Terms: </label>Information storage  Retrieval systems Education research 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002  / K31.6