Headway: pre-intermediate. 

 - New York:  Oxford University Press 
 - 3v. 
<br/><br/>v.1 Student's book.--v.2 Woorkbook.--v.3 Teacher's book (includes test booklet).--v.4 Cassette #1.--v.5 Casstte #2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.INGLÉS---ESTUDIO Y ENSEÑANZA