TY  - BOOK
AU  - Williamson, A. C.
TI  - Introduction to electrical energy systems
SN  - 9780582462373
U1  - 621.31 
PY  - 1988///
CY  - New York
PB  - Longman Scientific & Technical
KW  - Electric machinery
N1  - Includes appendix ; bibliography & index
ER  -