Não informado. (1891). Electrical news and engineering. Southam Business Publications.
Citace podle Chicago (17th ed.)Não informado. Electrical News and Engineering. Toronto, Canada: Southam Business Publications, 1891.
Citace podle MLA (8th ed.)Não informado. Electrical News and Engineering. Southam Business Publications, 1891.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..