Παραπομπή σε μορφή APA (7η εκδ.)

Trevithick, J. A. (1992). Involuntary unemployment: Macroeconomics from a Keynesian perspective. Harvester Wheatsheaf.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Trevithick, James Anthony. Involuntary Unemployment: Macroeconomics from a Keynesian Perspective. New York: Harvester Wheatsheaf, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Trevithick, James Anthony. Involuntary Unemployment: Macroeconomics from a Keynesian Perspective. Harvester Wheatsheaf, 1992.