Dyfyniad APA

National Power Corporation. 1979 statistical yearbook on the Philippine electric power industry. s.n.

Dyfyniad Arddull Chicago

National Power Corporation. 1979 Statistical Yearbook on the Philippine Electric Power Industry. [s.l: s.n.

Dyfyniad MLA

National Power Corporation. 1979 Statistical Yearbook on the Philippine Electric Power Industry. s.n.

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