TY  - GEN
AU  - Walker, Elaine
AU  - Elsworth, Steve,
TI  - New grammar practice for pre-intermediate students: with key 
SN  - 0582417104
PY  - 2000///
CY  - Harlow
PB  - Longman
KW  - English language
KW  - Grammar
KW  - Textbooks for foreign speakers
KW  - Problems, exercises, etc
ER  -