Ropke, W. (1960). A humane economy: The social framework of the free market. H. Regnery.
Chicago Style aipamenaRopke, Wilhelm. A Humane Economy: The Social Framework of the Free Market. Chicago: H. Regnery, 1960.
MLA aipamenaRopke, Wilhelm. A Humane Economy: The Social Framework of the Free Market. H. Regnery, 1960.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.