TY  - BOOK
AU  - Richards,Jack C.
TI  - Error analysis : perspective on second language acquisition / 
T2  - Applied linguistics and language study
SN  - 0582550440
U1  - 428 
PY  - 1974///
CY  - London
PB  - Longman, 
KW  - English language
KW  - Learning
KW  - Foreign languages
KW  - Common errors
KW  - Teaching
ER  -