LEADER 00952nam a2200265 i 4500 001 991003510019707536 005 20021217151752.0 008 961025s1989 uk a b 001 0 eng d 020 $a1852932171 035 $ab11822752-39ule_inst 035 $aLE00302122$9ExL 040 $aDip.to Biologia$beng 082 0 $a576.84$222 100 1 $aDonovan, Stephen K.$0531426 245 10$aMass extinctions :$bprocesses and evidence /$cedited by Stephen K. Donovan 260 3 $aLondon :$bBelhaven Press,$cc1989 300 $axiv, 266 p. :$bill. ;$c24 cm 500 $aIncludes bibliographies and index 650 0$aExtinction (Biology) 907 $a.b11822752$b14-07-11$c18-12-02 912 $a991003510019707536 945 $aLE003 576.84 DON01.01 (1989)$g1$i2003000036091$lle003$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i12073076$z18-12-02 996 $aMass extinctions$9898670 997 $aUNISALENTO 998 $ale003$b01-01-96$cm$da $e-$feng$guk $h0$i1