(1951). The Three Bears and other Stories. Merrill Company Publishers.
Chicago-Zitierstil (17. Ausg.)The Three Bears and Other Stories. Chicago/Illinois: Merrill Company Publishers, 1951.
MLA-Zitierstil (8. Ausg.)The Three Bears and Other Stories. Merrill Company Publishers, 1951.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.