Dyfyniad APA

Heyne, P. (1983). The economic way of thinking. Chicago, Illinois: Science Research Associates.

Dyfyniad Arddull Chicago

Heyne, Paul. The Economic Way of Thinking. Chicago, Illinois: Science Research Associates, 1983.

Dyfyniad MLA

Heyne, Paul. The Economic Way of Thinking. Chicago, Illinois: Science Research Associates, 1983.

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