FAO. (1971). FAO agricultural development paper; N92: Tillage and seeding practices and machines for crop production in semiarid areas. Rome: FAO.
Chicago Style aipamenaFAO. FAO Agricultural Development Paper; N92: Tillage and Seeding Practices and Machines for Crop Production in Semiarid Areas. Rome: FAO, 1971.
MLA aipamenaFAO. FAO Agricultural Development Paper; N92: Tillage and Seeding Practices and Machines for Crop Production in Semiarid Areas. Rome: FAO, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.