TY  - BOOK
AU  - Richards,Jack C.
AU  - Hull,Jonathan
AU  - Proctor,Susan
TI  - Changes : class cassette set 3, cassette B
SN  - 052144943X
U1  - PE/1128 
PY  - 1996///
CY  - New York
PB  - Cambridge University Press
KW  - English language -- Study and teaching -- Foreign speakers.
KW  - English language -- Textbooks for foreign speakers.
ER  -