Johnston, J. (1960). Econometric methods (Second edition.). McGraw-Hill.
Chicago Style aipamenaJohnston, J. Econometric Methods. Second edition. New York: McGraw-Hill, 1960.
MLA aipamenaJohnston, J. Econometric Methods. Second edition. McGraw-Hill, 1960.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.