Gujarati, D. (1999). Essentials of econometrics- 2nd ed (2nd.).
Chicago-viite (17. p.)Gujarati, Damodar. Essentials of Econometrics- 2nd Ed. 2nd. Boston, 1999.
MLA-viite (9. p.)Gujarati, Damodar. Essentials of Econometrics- 2nd Ed. 2nd. 1999.
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