TY  - BOOK
AU  - S. K. DAS
TI  - TEACH YOURSELF
SN  - 0-86131-576-6
U1  - 428/DAS/TEA 
PY  - 1985///
CY  - NEWDELHI
PB  - ORIENT LONGMAN
KW  - ENGLISH LANGUAGE
KW  - STANDARD ENGLISH USAGE
ER  -