Cita APA (7a ed.)

Wallis, K. F. (1973). Introductory econometrics. Aldine Publishing Company.

Cita Chicago Style (17a ed.)

Wallis, Kenneth F. Introductory Econometrics. Chicago: Aldine Publishing Company, 1973.

Cita MLA (9a ed.)

Wallis, Kenneth F. Introductory Econometrics. Aldine Publishing Company, 1973.