Petersen, Christain Heyde <br/><br/>
Formal and functional perspective on tense and related categories 
christain heyde petersen 
 - european university ed 
 - bern  Peter Lang  2004 
 - 233 p 
<br/><br/><label>ISBN: </label>3039103679 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English
<br/><br/><label>Dewey Class. No.: </label>415 PET