TY  - BOOK
AU  - Biber,Douglas
AU  - Conrad,Susan
AU  - Leech,Geoffrey
TI  - Longman student grammar of spoken and written English
SN  - 0582237262 :
PY  - 2002///
CY  - Harlow, England
PB  - Pearson
KW  - English language
KW  - Grammar
ER  -