Dyfyniad APA

(1988). Introduction to the theory and practice of econometrics. John Wiley.

Dyfyniad Arddull Chicago

Introduction to the Theory and Practice of Econometrics. New York: John Wiley, 1988.

Dyfyniad MLA

Introduction to the Theory and Practice of Econometrics. John Wiley, 1988.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.