TY  - BOOK
AU  - Dudley-Evans, Tony.
TI  - English for science and technology: engineering, teacher's notes 
SN  - 0582552818
U1  - 428.00245 22
PY  - 1979///
CY  - London
PB  - Longman, 
KW  - English language
KW  - Technical English
KW  - Study and teaching
N1  - Teacher's notes
ER  -