APA (7th ed.) Zitazioa

WALTERS, A. A. (1970). An Introduction to econometrics (2nd ed.). Macmillan.

Chicago Style (17th ed.) Zitazioa

WALTERS, A. A. An Introduction to Econometrics. 2nd ed. London: Macmillan, 1970.

MLA (9th ed.) Zitazioa

WALTERS, A. A. An Introduction to Econometrics. 2nd ed. Macmillan, 1970.