Hearst, Marti A. <br/><br/>
Search user interfaces / 
Marti A. Hearst 
 - Cambridge :  Cambridge University Press,  2009 
 - xviii, 385 p., 12 p. of plates :  ill. (some col.) ;  26 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780521113793 0521113792 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Web search engines<br/>User interfaces (Computer systems)<br/>Human--Computer interaction