TY  - BOOK
AU  - Richards, Jack C.
AU  - Hull, Jonathan
AU  - Proctor, Susan
TI  - Changes [Sound Recording]: Class Cassette 1
SN  - 9780521449410
PY  - 1994///
CY  - Cambridge
PB  - Cambridge University Press
KW  - English language
KW  - Textbooks for foreign speakers
KW  - International Communication
ER  -