Dyfyniad APA

Keats, E. J. (1978). The snowy day. Puffin Books.

Dyfyniad Arddull Chicago

Keats, Ezra Jack. The Snowy Day. Harmondsworth, New York: Puffin Books, 1978.

Dyfyniad MLA

Keats, Ezra Jack. The Snowy Day. Puffin Books, 1978.

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