APA aipamena

Hogan, W. T. (1983). World steel in the 1980s. Toronto: Lexington.

Chicago Style aipamena

Hogan, William T. World Steel in the 1980s. Toronto: Lexington, 1983.

MLA aipamena

Hogan, William T. World Steel in the 1980s. Toronto: Lexington, 1983.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.