000 00345nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aG
_bPEN;1954
100 _aPenrose, L S.
245 4 _aThe Biology of Mental Defect /
_b
260 _bSidgwick and Jackson Ltd. ,
_aLondon :
_c1954
300 _a303p :
650 _aBiology
942 _2cc
_cBK
999 _c11115
_d11115