TY  - BOOK
AU  - Wischhusen, Molly
AU  - Snell, Janet
AU  - Johnson, Jenny
TI  - Diploma in digital applications, book 3
SN  - 0435449842
AV  - TK 7868.D5 Wis 
PY  - 2006///
CY  - Oxford
PB  - Heinemann
KW  - DIGITAL ELECTRONICS
KW  - INFORMATION TECHNOLOGY--STUDY AND TEACHING
KW  - ELECTRONICS
ER  -