000 00292nam a2200109Ia 4500
008 200527s9999||||xx |||||||||||||| ||und||
082 _a616.858 8 PEN
100 _aPenrose, Lionel S.
245 4 _aThe Biology of Mental Defect
264 _bElbs And Sidgwick And Jockson
_c1969
300 _a374p.
999 _c15291
_d15291