Richards, J.C. <br/><br/>
Breakthrough 1 : a course in English communication practice : teacher's book 
 A course in English communication practice : teacher's book 

 - 2nd ed. 
 - Oxford :  Oxford Univ. Press,  1984 
 - 93 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENGLISH LANGUAGE--CONVERSATION AND PHRASE BOOKS--PROBLEMS, EXERCISES, ETC.<br/>CONVERSATION--PROBLEMS, EXERCISES, ETC.
<br/><br/><label>LC Class. No.: </label>PE1128 .A2  / R523B 1984