Não informado. (1971). IEEE Power Engineering Society. Institute of Electrical and Electronics Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. IEEE Power Engineering Society. New York: Institute of Electrical and Electronics Engineers, 1971.
MLA-Zitierstil (8. Ausg.)Não informado. IEEE Power Engineering Society. Institute of Electrical and Electronics Engineers, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.