Dyfyniad APA

Lucas, J. R. (1970). The concept of probability. Clarendon Press.

Dyfyniad Arddull Chicago

Lucas, J. R. The Concept of Probability. Oxford: Clarendon Press, 1970.

Dyfyniad MLA

Lucas, J. R. The Concept of Probability. Clarendon Press, 1970.

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