TY  - BOOK
AU  - Hewings,Martin
TI  - Advanced grammar in use : a self-study reference and practice book for advanced learners of English : with answers
SN  - 0521532914
AV  - PE 1112 H599a
PY  - 2006///
CY  - Cambridge: 
PB  - Cambridge University Press, 
KW  - Englisn language
KW  - grammar
KW  - Usage
KW  - Gramma
KW  - Problems, exercises, etc
ER  -