R W Ponzoni. (1992). FAO animal production and health paper N.101: Genetic improvement of hair sheep in the tropics. Rome: FAO.
Chicago Style aipamenaR W Ponzoni. FAO Animal Production and Health Paper N.101: Genetic Improvement of Hair Sheep in the Tropics. Rome: FAO, 1992.
MLA aipamenaR W Ponzoni. FAO Animal Production and Health Paper N.101: Genetic Improvement of Hair Sheep in the Tropics. Rome: FAO, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.