TY  - BOOK
AU  - Richards, Jack C
TI  - Interchange lab guide
SN  - 9780521602327
U1  - 428.24 RIC 
PY  - 2005///
CY  - Cambridge
PB  - Cambridge University Press
KW  - English language -- Problems, exercises, etc
KW  - English language -- Textbooks for foreign speakers
ER  -