Sharp, J. R., <br/><br/>
Information retrieval :  notes for students / 
by John R. Sharp. 
 - London :  Andre Deutsch,  1970. 
 - 90 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0233961666 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject cataloging.