Dyfyniad APA

Swedlund. Shadows in the Valley. University of Massachusetts Press.

Dyfyniad Arddull Chicago

Swedlund. Shadows in the Valley. University of Massachusetts Press.

Dyfyniad MLA

Swedlund. Shadows in the Valley. University of Massachusetts Press.

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