TY  - BOOK
AU  - Richards,Jack C.
AU  - Hull,Jonathan
AU  - Proctor,Susan
TI  - Interchange: English for international communication : workbook 2 
AV  - PE1128 R523I
PY  - 1991///
CY  - Cambridge
PB  - Cambridge Univ. Press
KW  - COMMUNICATION, INTERNATIONAL
ER  -