Dyfyniad APA

Hill,R Carter, & Griffith,William E. (1997). Undergraduate econometrics. John Wiley & Sons.

Dyfyniad Arddull Chicago

Hill,R Carter, and Griffith,William E. Undergraduate Econometrics. New York: John Wiley & Sons, 1997.

Dyfyniad MLA

Hill,R Carter, and Griffith,William E. Undergraduate Econometrics. John Wiley & Sons, 1997.

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