TY  - BOOK
AU  - Laithwaite,E.R.
AU  - Freris,L.L.
TI  - Electric energy: its generation, transmission, and use 
T2  - McGraw-Hill electrical engineering series
SN  - 0070841098
PY  - 1980///
CY  - London ; , New York : 
PB  - McGraw-Hill Book Co., 
KW  - Electric power systems
KW  - Electric power
N1  - Includes bibliographical references and index
ER  -