Dyfyniad APA

Petre, M. D. (1903). The temperament of doubt. Catholic Truth Society.

Dyfyniad Arddull Chicago

Petre, Maude Dominica. The Temperament of Doubt. London: Catholic Truth Society, 1903.

Dyfyniad MLA

Petre, Maude Dominica. The Temperament of Doubt. Catholic Truth Society, 1903.

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