FAO. (1996). FAO forestry paper N133: Forest codes of practice: Contributing to environmentally sound forest operations. Rome: FAO.
Chicago Style aipamenaFAO. FAO Forestry Paper N133: Forest Codes of Practice: Contributing to Environmentally Sound Forest Operations. Rome: FAO, 1996.
MLA aipamenaFAO. FAO Forestry Paper N133: Forest Codes of Practice: Contributing to Environmentally Sound Forest Operations. Rome: FAO, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.