=LDR 00000nam a2200000ui 4500 =001 5528 =008 250530s1990\\\\xx\|||||||||||||||||eng\d =082 04$a333.736 GRA =100 1\$aGrainger, Alan =245 10$aThe threatening desert =260 \\$aLondon :$bEarthscan in association with United Nations Environment Programme, Nairo bi,$c1990 =852 \\$bFreeman Library$cReserve$h333.736 GRA