LESLIE LIPPER. (2001). Two essays on socio-economic aspects of soil degradation. Rome, Italy: FAO.
Chicago Style aipamenaLESLIE LIPPER. Two Essays On Socio-economic Aspects of Soil Degradation. Rome, Italy: FAO, 2001.
MLA aipamenaLESLIE LIPPER. Two Essays On Socio-economic Aspects of Soil Degradation. Rome, Italy: FAO, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.