TY  - BOOK
AU  - WALLWORK, Adrian
TI  - International Express: Upper-Intermediate
SN  - 9780194574969
U1  - 9780194574969 
PY  - 2007///
CY  - Oxford
PB  - Oxford University Press, cop
KW  - English language -- Textbooks for foreign speakers
KW  - English language -- Conversation and phrase books
ER  -