Speech and language processing /  
Daniel Jurafsky, James H. Martin. 
 - 2nd ed. 
 - Harlow :   Pearson,   2014. 
 - ii, 939 pages:  ill,   28 cm 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781292025438 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Speech processing systems.<br/>Natural language processing.
<br/><br/><label>Dewey Class. No.: </label>621.339 S P L 221