Bull, William Emerson,  1909- <br/><br/>
Time, tense, and the verb  a study in theoretical and applied linguistics, with particular attention to Spanish / 
By William E. Bull. 
 - Berkeley, Calif. :  University of California Press,  1968. 
 - viii, 120 p.    diagrs., tables ;  27 cm. 
 - University of California publications in linguistics ;  v.19. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spanish language--Verb.<br/>Applied linguistics.