Aelius Theon <br/><br/>
The Progressive in English / 
Johannes Scheffer 
 - Paris :  Les Belles Lettres ,  1997. 
 - 223 p. 
 - Serie Grecque .
<br/><br/><label>ISBN: </label>2-251-00453-X  2000.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science