The Second language curriculum 
/ ed. by Robert Keith Johnson,... 
. - Cambridge ; New York ; Port Chester ; [ect]  : Cambridge university press, 1990
. - XXII-314 p.  ; 23 cm. 
 - Cambridge applied linguistics .
<br/><br/>Bibliogr. pp. 286-309. Index 
<br/><br/><label>ISBN: </label>0521369614 
<br/><br/><label>Universal Decimal Class. No.: </label>802. 0