TY  - BOOK
AU  - Richards,Jack C.
AU  - Barbisan,Carlos
AU  - Sandy,Chuck
TI  - Connect: student's book 4 
SN  - 9780521737210
AV  - PE1128 R523C 2009
PY  - 2009///
CY  - Cambridge
PB  - Cambridge Univ. Press
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Problems, exercises, etc
ER  -