TY  - BOOK
AU  - Richards,Jack C.
AU  - Hull,Jonathan
AU  - Proctor,Susan
TI  - Interchange
SN  - 9780521601801 (pbk.) :
U1  - 428.24 22
PY  - 2010///
CY  - Cambridge
PB  - Cambridge University Press
KW  - English language
KW  - Study and teaching
KW  - Foreign speakers
ER  -