Παραπομπή σε μορφή APA (7η εκδ.)

Richards, A. (1990). A political economy of the Middle East: State, class, and economic development. Westview.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Richards, Alan. A Political Economy of the Middle East: State, Class, and Economic Development. Boulder, CO [etc.]: Westview, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Richards, Alan. A Political Economy of the Middle East: State, Class, and Economic Development. Westview, 1990.