Dyfyniad APA

Electric Power Research Institute. (1981). Electricity: Todays Technologies, Tomorrow's Alternatives. California: Electric Power Research Institute.

Dyfyniad Arddull Chicago

Electric Power Research Institute. Electricity: Todays Technologies, Tomorrow's Alternatives. California: Electric Power Research Institute, 1981.

Dyfyniad MLA

Electric Power Research Institute. Electricity: Todays Technologies, Tomorrow's Alternatives. California: Electric Power Research Institute, 1981.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.