Dyfyniad APA

(1943). Sweet's file, power plants. Sweet's Catalog Service.

Dyfyniad Arddull Chicago

Sweet's File, Power Plants. New York, N.Y.: Sweet's Catalog Service, 1943.

Dyfyniad MLA

Sweet's File, Power Plants. Sweet's Catalog Service, 1943.

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