Buttcher, Stefan. , <br/><br/>
Information retrieval :  implementing and evaluating search engines / 
Stefan Buttcher, Charles L.A. Clarke and Gordon V. Cormack. 
 - xxiv, 606 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>9780262026512 0262026511 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Search engines--Programming.<br/>Information retrieval.
<br/><br/><label>LC Class. No.: </label>TK5105.884   / .B87 2010