Hopper, Vincent Foster, <br/><br/>
English verb conjugations :  123 irregular verbs fully conjugated, tense, mood, number / 
by Vincent F. Hopper. 
 - Paper ed. 
 - Woodbury, N.Y. :  Barron's Educational Series,  [1975] 
 - iv, 346 p. ; 
<br/><br/><label>ISBN: </label>0812005570 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LENGUA INGLESA<br/>GRAMATICA<br/>VERBOS
<br/><br/><label>Dewey Class. No.: </label>428.2