TY  - BOOK
AU  - Hughes, Rebecca
TI  - Exploring grammar in writing: upper intermediate and advanced : with answers 
SN  - 9780521669948
U1  - 428.2 HUG 
PY  - 2012///
CY  - Cambridge
PB  - Cambridge University Press
KW  - English language
KW  - Grammar
KW  - Problems, exercises, etc
KW  - Written English
KW  - Textbooks for foreign speakers
ER  -