=LDR 22 4500 =001 1598 =082 04$a333.717 DOB =100 1\$aDobson, Andrew =245 10$aEnvironment sustainabilities: an analysis and a typology =260 \\$aLondon :$bFrank Cass and Co,$c1996 =650 \0$aPamphlets =852 \\$bFreeman Library$h333.717 DOB