Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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