Brumfit, Christopher. <br/><br/>
Problems and principles in English teaching / 
Christopher Brumfit. 
 - Oxford :  Pergamon Press,  1982. 
 - 156 p. ;  22 cm. 
 - Language teaching methodology series .
<br/><br/>Bibliography: p.150-153 
<br/><br/><label>ISBN: </label>0080245587 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign study.