Dyfyniad APA

Ed. by Boal, G. A. (1969). Power system economics. Edward Arnold.

Dyfyniad Arddull Chicago

Ed. by Boal, G. A. Power System Economics. london: Edward Arnold, 1969.

Dyfyniad MLA

Ed. by Boal, G. A. Power System Economics. Edward Arnold, 1969.

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