TY  - GEN
AU  - Defrance, Joseph J.
TI  - Electron tubes and semiconductors
PY  - 1958///
CY  - Englewood Cliffs
PB  - Prenctice-Hall
N1  - Acc. No. 5167 discarded. C. memo no. 328.19 dtd. 2/7/08
ER  -