=LDR            22        4500
=001  2700
=082  04$a574.5 223
=100  1\$aTivy, Joy
=245  10$aHuman impact on the ecosystem
=260  \\$aEdinburgh :$bOliver & Boyd,$c1981
=650  \0$aBooks
=700  1\$aO'Hare, Greg
=852  \\$bFreeman Library$h574.5 223