TY  - BOOK
TI  - Electronic techniques : : shop practices and construction 
SN  - 0133766586  
AV  - TK 7870 .V718 1974
U1  - HS 621.381 20  
PY  - 1996///.
CY  - Englewood Cliffs , N.J : 
PB  - Prentice Hall, 
ER  -