Allen , James  <br/><br/>
Natural language understanding / 
by James Allen 
 - 2nd ed. 
 - New Delhi :  Pearson ,  2007 . 
 - xv , 654 p.   ill. ;  23 c.m. 
<br/><br/><label>ISBN: </label>9788131708958 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Artificial intelligence.<br/>Language and logic.<br/> Programming languages
<br/><br/><label>Dewey Class. No.: </label>005.1  / ALL/N