TY  - BOOK
AU  - Walker,Elaine
AU  - Elsworth,Steve
TI  - Grammar practice for pre-intermediate students: with key 
SN  - 0582417104
PY  - 2000///
CY  - Harlow
PB  - Longman
KW  - English language
KW  - Study and teaching (Secondary)
KW  - Grammar
ER  -