TY  - BOOK
AU  - Murphy,Raymond
AU  - Smalzer,William R.
TI  - Grammar in use Intermediate : : self-study reference and practice for students of  north american English with answers 
T2  - Cambridge
SN  - 9780521734776
U1  - 425 
PY  - 2009///
CY  - Cambridge : 
PB  - Cambridge University Press
KW  - Inglés
KW  -  Enseñanza
KW  - Idioma inglés
KW  - Problemas, ejercicios, etc
KW  - Gramática
KW  - Gramática inglesa
KW  - Enseñanza
N2  - Welllknown for its simple, clear explanations and two-page format, Grammar in Use Intermediate is a unique combination of grammar reference and practice for students of North American English
ER  -