TY  - BOOK
AU  - Koch,Rachel Spak
AU  - Folse,Keith S.
TI  - Focus on grammar: an integrated skills approach 
SN  - 0131912771
AV  - PE1128 .K76 2006
PY  - 2006///
CY  - White Plains, NY
PB  - Pearson Longman
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Grammar
KW  - Problems, exercises, etc
ER  -