Echevarría, O. A. (1995). Cuba and the international sugar market: The ASCE Annual Proceedings, 1995. El Cid Editor.
Chicago Style aipamenaEchevarría, Oscar A. Cuba and the International Sugar Market: The ASCE Annual Proceedings, 1995. Buenos Aires: El Cid Editor, 1995.
MLA aipamenaEchevarría, Oscar A. Cuba and the International Sugar Market: The ASCE Annual Proceedings, 1995. El Cid Editor, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.