Dyfyniad APA

Sheffield, B. (1995). Inalnd waterways of Germany. Imary Laurie Nore & Wilson Ltd.

Dyfyniad Arddull Chicago

Sheffield, Barry. Inalnd Waterways of Germany. England: Imary Laurie Nore & Wilson Ltd, 1995.

Dyfyniad MLA

Sheffield, Barry. Inalnd Waterways of Germany. Imary Laurie Nore & Wilson Ltd, 1995.

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