APA (7th ed.) Citation

Wallis, K. F. (1972). Introductory econometrics / by K.F. Wallis. Gray-Mills.

Chicago Style (17th ed.) Citation

Wallis, Kenneth F. Introductory Econometrics / by K.F. Wallis. Gray-Mills, 1972.

MLA (9th ed.) Citation

Wallis, Kenneth F. Introductory Econometrics / by K.F. Wallis. Gray-Mills, 1972.

Warning: These citations may not always be 100% accurate.