TY  - BOOK
AU  - Smalzer,William R.
AU  - Murphy,Raymond
TI  - Grammar in use intermediate : workbook with answers
SN  - 0521797209
PY  - 2003///
CY  - Cambridge
PB  - Cambridge University press
KW  - INGLES -GRAMATICA -ENSEÑANZA PROGRAMADA
ER  -