APA aipamena

(1990). Basic facts about Nippon steel. Tokyo, Japan: Nippon Steel Corporation.

Chicago Style aipamena

Basic Facts About Nippon Steel. Tokyo, Japan: Nippon Steel Corporation, 1990.

MLA aipamena

Basic Facts About Nippon Steel. Tokyo, Japan: Nippon Steel Corporation, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.