Dyfyniad APA

Johnston, J. (1963). Econometric methods. McGraw-Hill.

Dyfyniad Arddull Chicago

Johnston, John. Econometric Methods. New York: McGraw-Hill, 1963.

Dyfyniad MLA

Johnston, John. Econometric Methods. McGraw-Hill, 1963.

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