Dyfyniad APA

JOHNSTON, J., & DINARDO, J. (1997). Econometric methods.-- Ed.4. The McGraw-Hill.

Dyfyniad Arddull Chicago

JOHNSTON, Jack, and John DINARDO. Econometric Methods.-- Ed.4. New York: The McGraw-Hill, 1997.

Dyfyniad MLA

JOHNSTON, Jack, and John DINARDO. Econometric Methods.-- Ed.4. The McGraw-Hill, 1997.

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