Dyfyniad APA

Dougherty, C. (2016). Introduction to econometrics (4th ed.). Oxford University Press.

Dyfyniad Arddull Chicago

Dougherty, Christopher. Introduction to Econometrics. 4th ed. Oxford: Oxford University Press, 2016.

Dyfyniad MLA

Dougherty, Christopher. Introduction to Econometrics. 4th ed. Oxford University Press, 2016.

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