Dyfyniad APA

Bradbury, R. (1990). Zen in the art of writing. Bantam.

Dyfyniad Arddull Chicago

Bradbury, Ray. Zen in the Art of Writing. New York: Bantam, 1990.

Dyfyniad MLA

Bradbury, Ray. Zen in the Art of Writing. Bantam, 1990.

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