Coleman, J. R. (1968). Comparative economic systems: An inquiry approach. Holt, Rinehart and Winston.
Παραπομπή σε μορφή Chicago (17η εκδ.)Coleman, John R. Comparative Economic Systems: An Inquiry Approach. New York: Holt, Rinehart and Winston, 1968.
Παραπομπή σε μορφή MLA (9th εκδ.)Coleman, John R. Comparative Economic Systems: An Inquiry Approach. Holt, Rinehart and Winston, 1968.