Dyfyniad APA

Alt,James E, & Chrystal,K.Alec. (1983). Poilitical economics. A Member of the Harvester Press Publishing Group.

Dyfyniad Arddull Chicago

Alt,James E, and Chrystal,K.Alec. Poilitical Economics. Britain: A Member of the Harvester Press Publishing Group, 1983.

Dyfyniad MLA

Alt,James E, and Chrystal,K.Alec. Poilitical Economics. A Member of the Harvester Press Publishing Group, 1983.

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