Richards, Jack C. <br/><br/>
The language teaching matrix / 
Jack C. Richards. 
 - Cambridge [England] ;  New York :  Cambridge University Press,  1990. 
 - ix, 185 p. :  ill. ;  24 cm. 
 - Cambridge language teaching library. .
<br/><br/>Includes bibliographical references (p. 167-176). 
<br/><br/><label>ISBN: </label>0521387949 0521387795 0521384087 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Study and teaching.
<br/><br/><label>LC Class. No.: </label>P51