Wilson, D. Thomas <br/><br/>
Subject retrieval in the seventies 
Thomas, Wilson D  
 - Westport:  Greenwood Press,  1972. 
 - 180p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0837163226 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information storage and retrieval system-Congress
<br/><br/><label>Dewey Class. No.: </label>025.33  / SUB