00965nam0-22003371i-450 99000175901040332120210212111200.00-340-55512-2000175901FED01000175901(Aleph)000175901FED0100017590120030910d1992----km-y0itay50------baengGBb 001yyWorld atlas of desertificationNicholas J. Middleton, David S. G. ThomasLondonEdward Arnold1992IX, 69 p.30 cmUnited Nations Environment Programme0DesertificazioneMappe333.73Middleton,Nicholas J.76439Thomas,David382009ITUNINARICAUNIMARCBK99000175901040332160 999 A 33578FAGBCFAGBCWorld atlas of desertification363010UNINA