Allen, Edward David,  1923- <br/><br/>
Classroom techniques :  foreign languages and English as a second language / 
Edward David Allen, Rebecca M. Valette. 
 - New York :  Harcourt Brace Jovanovich,  c1977. 
 - ix, 418 p. :  ill. 
<br/><br/><label>ISBN: </label>0155076744 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers.<br/>English as a second language.<br/>Languages, Modern--Study and teaching.