TY  - GEN
AU  - Vance,Shelley
TI  - General Science Test Book Part 2 : English for Science and Technology. 
T2  - Nucleus English for Science and Technology
SN  - 0582748674 
U1  - 428 
PY  - 1981///
CY  -  Essex
PB  - Longman
KW  - English for Science and Technology
ER  -