SHARP, R. John <br/><br/>
Information Retrieval: Notes for students 

 - London  Andre deutsch  1970 
 - 90p. 
<br/><br/><label>ISBN: </label>233 96166 6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification<br/>Indexing<br/>mechanization
<br/><br/><label>Dewey Class. No.: </label>025.524