Dyfyniad APA

LIPSEY, R. G. Economics Richard G. Lipsey And Peter O. Steiner. Harper International Edition.

Dyfyniad Arddull Chicago

LIPSEY, Richard G. Economics Richard G. Lipsey And Peter O. Steiner. Harper International Edition.

Dyfyniad MLA

LIPSEY, Richard G. Economics Richard G. Lipsey And Peter O. Steiner. Harper International Edition.

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