Dyfyniad APA

London, J., & Remkiewicz, F. (2000). Froggy goes to bed. Viking.

Dyfyniad Arddull Chicago

London, Jonathan, and Frank Remkiewicz. Froggy Goes to Bed. New York: Viking, 2000.

Dyfyniad MLA

London, Jonathan, and Frank Remkiewicz. Froggy Goes to Bed. Viking, 2000.

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