Dyfyniad APA

(1974). The Economics of energy: What went wrong? William Morrow & Company.

Dyfyniad Arddull Chicago

The Economics of Energy: What Went Wrong? New York: William Morrow & Company, 1974.

Dyfyniad MLA

The Economics of Energy: What Went Wrong? William Morrow & Company, 1974.

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