Hughes, Arthur, Ed.; Porter, Don, Ed. <br/><br/>
Current developments in language testing / 
Hughes, Arthur, Ed.; Porter, Don, Ed. 
 -  Academic Press. Inc., New York,  1983 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Usage (Applied linguistics)
<br/><br/><label>Dewey Class. No.: </label>418 HUG-C