TY  - BOOK
AU  - The Staff of the national radio institute Washington.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : electrical fundamentals and heat-producing items 
SN  - 2
PY  - 1972///46
CY  - New York
PB  - McGraw-Hill.
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - 5
ER  -