TY  - BOOK
AU  - Shelley, John
AU  -  Hunt, Roger
TI  - Computer Studies: : A first Course
SN  - 9780273020523
AV  - QA76.73.S447 
PY  - 1984///
CY  - London
PB  - Pitman
N1  - Including Glossary of terms and Index
ER  -