APA aipamena

Gary Bull. (1998). Global fibre supply model. Rome: FAO.

Chicago Style aipamena

Gary Bull. Global Fibre Supply Model. Rome: FAO, 1998.

MLA aipamena

Gary Bull. Global Fibre Supply Model. Rome: FAO, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.