TY  - BOOK
AU  - Walker,Tricia
TI  - Computer science
T2  - English for Academic Purpose Series
SN  - 013280199X
U1  - 001.6 
PY  - 1992///
CY  - New York
PB  - Prentice Hall
KW  - English language
KW  - Study and teaching
KW  - Foreign speakers
ER  -