Dyfyniad APA

Montessori, M., & Costelloe, J. (1988). The discovery of the child. Clio Press.

Dyfyniad Arddull Chicago

Montessori, Maria, and Joseph Costelloe. The Discovery of the Child. Oxford, Eng: Clio Press, 1988.

Dyfyniad MLA

Montessori, Maria, and Joseph Costelloe. The Discovery of the Child. Clio Press, 1988.

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