Dahl, Osten <br/><br/>
Tense and aspect systems 
/  ึsten Dahl 
. - New York  : Basil Blackwell, 1985
. - X-213 p.  ; 24 cm. 
<br/><br/>Index 
<br/><br/><label>ISBN: </label>0631141146 
<br/><br/><label>Source: </label> Don 
<br/><br/><label>Universal Decimal Class. No.: </label>801.559.