=LDR 22 4500 =001 1597 =082 04$a333.7 PAR =100 1\$aPark, Chris C. =245 10$aThe environment =260 \\$aLondonLondon :$bRoutledge,$c1997 =650 \0$aBooks =852 \\$bFreeman Library$h333.7 PAR