TY  - BOOK
AU  - Gothmann,William H.
TI  - Digital electronics: an introduction to theory and practice 
T2  - Prentice-Hall series in electronic technology
SN  - 0132122170
U1  - 621.3815 
PY  - 1982///, 1998,
CY  - New Delhi
PB  - Prentice-Hall
KW  - Digital electronics
ER  -