APA aipamena

Davidson, J. (2018). An introduction to econometric theory. John Wiley.

Chicago Style aipamena

Davidson, James. An Introduction to Econometric Theory. Hoboken, NJ, West Sussex, UK: John Wiley, 2018.

MLA aipamena

Davidson, James. An Introduction to Econometric Theory. John Wiley, 2018.

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