Wooldridge, J. M. (2006). Introductory econometrics: A modern approach (3rd ed.). Thomson/South-Western.
Chicago-čujuhus (17. p.)Wooldridge, Jeffrey M. Introductory Econometrics: A Modern Approach. 3rd ed. Mason, OH: Thomson/South-Western, 2006.
MLA-čujuhus (9. p.)Wooldridge, Jeffrey M. Introductory Econometrics: A Modern Approach. 3rd ed. Thomson/South-Western, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.