Comrie, Bernard <br/><br/>
Aspect  : an introduction to the study of verbal aspect and related problems 
/ Bernard Comrie 
. - Cambridge  : Cambridge University Press, 1987
. - IX-142 p.  ; 23 cm. 
 - Cambridge textbooks in linguistics .
<br/><br/>Bibliogr. index 
<br/><br/><label>ISBN: </label>0521290457 
<br/><br/><label>Source: </label> Don britannique 
<br/><br/><label>Universal Decimal Class. No.: </label>801.552.