A.H. Studenmund. (2001). Using econometrics: A practical guide. Boston: Longman.
Chicago Style aipamenaA.H. Studenmund. Using Econometrics: A Practical Guide. Boston: Longman, 2001.
MLA aipamenaA.H. Studenmund. Using Econometrics: A Practical Guide. Boston: Longman, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.