TY  - BOOK
AU  - Millman,Jacob
AU  - Seely,Samuel
TI  - Electronics
AV  - TK7815 M5
PY  - 1941///
CY  - New York
PB  - And london, mcgraw-hill boed company, inc.
KW  - Electrones
KW  - Tubos de vacío
ER  -