Dyfyniad APA

Gujarati, D. (1992). Essentials of econometrics. Singapore: McGraw-Hill.

Dyfyniad Arddull Chicago

Gujarati, Damodar. Essentials of Econometrics. Singapore: McGraw-Hill, 1992.

Dyfyniad MLA

Gujarati, Damodar. Essentials of Econometrics. Singapore: McGraw-Hill, 1992.

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