Comrie, Bernard. <br/><br/>
Aspect :  an introduction to the study of verbal aspect and related problems. 

 - Cambridge :  Cambridge University Press,  1976. 
 - ix, 142 s. 
<br/><br/><label>ISBN: </label>0521211093 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grammar, Comparative and general-Aspect.-
<br/><br/><label>Dewey Class. No.: </label>415  / As