Dyfyniad APA

(1996). Diesel progress (North American ed.). Diesel & Gas Turbin Publications.

Dyfyniad Arddull Chicago

Diesel Progress. North American ed. Brookfield, WI: Diesel & Gas Turbin Publications, 1996.

Dyfyniad MLA

Diesel Progress. North American ed. Diesel & Gas Turbin Publications, 1996.

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