Dyfyniad APA

Hill, R. C., & Griffiths, W. E. (2012). Principles of econometrics. Hoboken, NJ: Wiley.

Dyfyniad Arddull Chicago

Hill, R. Carter, và William E. Griffiths. Principles of Econometrics. Hoboken, NJ: Wiley, 2012.

Dyfyniad MLA

Hill, R. Carter, và William E. Griffiths. Principles of Econometrics. Hoboken, NJ: Wiley, 2012.

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