APA aipamena

Johnston, J. (1960). Econometric methods (Second edition.). McGraw-Hill.

Chicago Style aipamena

Johnston, J. Econometric Methods. Second edition. New York: McGraw-Hill, 1960.

MLA aipamena

Johnston, J. Econometric Methods. Second edition. McGraw-Hill, 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.