Hicks, J. (1979). Causality in economics. Basil Blackwell.
Chicago Style aipamenaHicks, John. Causality in Economics. London: Basil Blackwell, 1979.
MLA aipamenaHicks, John. Causality in Economics. Basil Blackwell, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.