(1975). The winged bean: A high-protein crop for the tropics. National Academy of Sciences.
Chicago Style aipamenaThe Winged Bean: A High-protein Crop for the Tropics. Washington,DC: National Academy of Sciences, 1975.
MLA aipamenaThe Winged Bean: A High-protein Crop for the Tropics. National Academy of Sciences, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.