TY  - BOOK
AU  - Williams,B.W.
TI  - Power electronics: devices, drivers, and applications 
SN  - 0470206969
AV  - TK7881.15 .W55 1987
U1  - 621.31/7�19 
PY  - 1987///
CY  - New York
PB  - Wiley
KW  - Power electronics
N1  - "A Halsted Press book."
ER  -