APA ציטוט

Wooldridge, J. M. (2009). Introductory econometrics: A modern approach (4th ed.). Mason, OH: South Western, Cengage Learning.

Trích dẫn kiểu Chicago

Wooldridge, Jeffrey M. Introductory Econometrics: A Modern Approach. 4th ed. Mason, OH: South Western, Cengage Learning, 2009.

ציטוט MLA

Wooldridge, Jeffrey M. Introductory Econometrics: A Modern Approach. 4th ed. Mason, OH: South Western, Cengage Learning, 2009.