APA aipamena

(1987). The steel marketin 1986 and the outlook for 1987. Paris: OECD.

Chicago Style aipamena

The Steel Marketin 1986 and the Outlook for 1987. Paris: OECD, 1987.

MLA aipamena

The Steel Marketin 1986 and the Outlook for 1987. Paris: OECD, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.