Não informado. (1941). Westinghouse engineer. Westinghouse Electric and Manufacturing Company.
Chicago-referens (17:e uppl.)Não informado. Westinghouse Engineer. Pittsburgh, Pa: Westinghouse Electric and Manufacturing Company, 1941.
MLA-referens (8:e uppl.)Não informado. Westinghouse Engineer. Westinghouse Electric and Manufacturing Company, 1941.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.