Carson, R. L. (1973). Comparative economic systems. Macmillan.
Chicago Style aipamenaCarson, Richard L. Comparative Economic Systems. New York: Macmillan, 1973.
MLA aipamenaCarson, Richard L. Comparative Economic Systems. Macmillan, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.