Elgerd, Olle Ingemar, 1925- Electric energy systems theory : an introduction / Olle I. Elgerd. - 2nd ed. - New York : McGraw-Hill, c1982. - xviii, 533 p. : ill. - McGraw-Hill series in electrical engineering. Power and energy . ISBN: 0070192308 LCCN: 88990859 Subjects--Topical Terms: Electric engineering.Electric power systems. LC Class. No.: TK145 / .E487 1982 Dewey Class. No.: 621.3�19