Walter, A. (1966). An introduction to econometrics. Macmillan.
Chicago Style aipamenaWalter, A. An Introduction to Econometrics. London: Macmillan, 1966.
MLA aipamenaWalter, A. An Introduction to Econometrics. Macmillan, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.