LEADER 00845nam0-22003131i-450- 001 990002007830403321 005 20040512115923.0 035 $a000200783 035 $aFED01000200783 035 $a(Aleph)000200783FED01 035 $a000200783 100 $a20030910d1917----km-y0itay50------ba 101 0 $aeng 102 $aUS 105 $ay---a---001yy 200 1 $a<>biology of twins mammals$fHoratio Hackett Newman 210 $aChicago$cUniversity of Chicago Press$d1917 215 $a185 p.$d19 cm 610 0 $aBiologia 610 0 $aEmbriologia 676 $a591.3 700 1$aHackett Newman,$bHoratio$0359974 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990002007830403321 952 $a61 III C.2/07$b218$fDAGEN 959 $aDAGEN 996 $aBiology of twins mammals$9402712 997 $aUNINA