American National Standard. (1980). IEEE recommended practice for the design of reliable industrial and commercial power systems. Institute of Electrical and Electronics Engineers.
Chicago Style aipamenaAmerican National Standard. IEEE Recommended Practice for the Design of Reliable Industrial and Commercial Power Systems. New York: Institute of Electrical and Electronics Engineers, 1980.
MLA aipamenaAmerican National Standard. IEEE Recommended Practice for the Design of Reliable Industrial and Commercial Power Systems. Institute of Electrical and Electronics Engineers, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.