TY  - BOOK
AU  - Evans, Virginia
AU  - Edwards, Lynda; coaut.Ì
TI  - Upstream advanced : teacher's book / Virginia Evans, Lynda Edwards
SN  - 1-84325-957-5
U1  - 428.24 E92e 
CY  - Newbury : Express Publishing
KW  - 1. INGLES-ESTUDIO Y ENSEÑANZA
ER  -