Dyfyniad APA

American Society of Civil Engineers. Energy Division. (1983). Journal of energy engineering. New York, N.Y.: American Society of Civil Engineers.

Dyfyniad Arddull Chicago

American Society of Civil Engineers. Energy Division. Journal of Energy Engineering. New York, N.Y.: American Society of Civil Engineers, 1983.

Dyfyniad MLA

American Society of Civil Engineers. Energy Division. Journal of Energy Engineering. New York, N.Y.: American Society of Civil Engineers, 1983.

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