Sparck Jones, Karen,  1935- <br/><br/>
Retrieving information or answering questions? / 
Karen Sparck Jones. 
 - London :  The British Library,  1990. 
 - 11 p. 
 - British Library annual research lecture ;  no. 8 .
<br/><br/><label>ISBN: </label>0712332154 
<br/><br/><label>ISSN: </label>0264-5823 
<br/><br/><label>LCCN: </label>93024036     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information retrieval--Data processing.