Schumidt, P. (1976). Econometrics (1st edition.). Marcel Dekker.
Cita Chicago (17th ed.)Schumidt, Peter. Econometrics. 1st edition. New York: Marcel Dekker, 1976.
Cita MLA (9th ed.)Schumidt, Peter. Econometrics. 1st edition. Marcel Dekker, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.