O'Hear, A. (1989). Introduction to the philosophy of science. Clarendon Pr.
Dyfyniad Arddull ChicagoO'Hear, Anthony. Introduction to the Philosophy of Science. Oxford: Clarendon Pr, 1989.
Dyfyniad MLAO'Hear, Anthony. Introduction to the Philosophy of Science. Clarendon Pr, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.