Westinghouse Electric Corporation. Electric Utility Engineering Dept. (1965). Electric utility engineering reference book. s.n.
Chicago-referens (17:e uppl.)Westinghouse Electric Corporation. Electric Utility Engineering Dept. Electric Utility Engineering Reference Book. East Pittsburgh, Pa: s.n, 1965.
MLA-referens (9:e uppl.)Westinghouse Electric Corporation. Electric Utility Engineering Dept. Electric Utility Engineering Reference Book. s.n, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.