TY  - BOOK
AU  - INTRODUCTION TO SWITCHING THEORY AND LOGICAL DESIGN(HP)
TI  - NULL
SN  - 1992-02-14
U1  - """621.38153 / PET 
PY  - 0000///0
CY  - NULL
PB  - PETERSON G.R. &HILL F.K
KW  - 300.3
ER  -