Dyfyniad APA

Seed. Ray Bradbury. University of Illinois Press.

Dyfyniad Arddull Chicago

Seed. Ray Bradbury. University of Illinois Press.

Dyfyniad MLA

Seed. Ray Bradbury. University of Illinois Press.

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