TY  - BOOK
AU  - Wallwork, Adrian
TI  - Discussions A-Z Intermediante : : a resource book of speaking activities
SN  - 0 521 55981 2
U1  - 428.3 
PY  - 2001///
CY  - New York : 
PB  - Cambridge university press, 
KW  - INGLES-PROBLEMAS Y EJERCICIOS
KW  - INGLES-LIBROS DE TEXTO
ER  -