AU  - Ewer, J.R.
AU  - Latorre, G.
TI  - A course in basıc scıentıfıc Englısh: Students book 
SN  -   0582520096
U1  - 428.24 EWE 
PY  - 1983///
CY  - Hong Kong
PB  - Longman
KW  - Standard English usage
ER  -