TY  - BOOK
AU  - Gothmann, William H
TI  - Digital electronics : : an introduction to theory and practice
SN  - 9788120303482
U1  - 621.3815 
PY  - 1996///
CY  - New Deli
PB  - Prentice hall of india private limited
N1  - It include index p. 379-383 .
ER  -