00348nam a2200121Ia 4500008004100000082001500041100002400056245007000080260004100150300001100191942000700202999001700209190709s9999    xx            000 0 und d  a132.102 Ei  aEllis, Norman R Ed. 0aHandbook of mental deficiency : psychological theory and research  aNew YorkbMcGraw-Hill Book Co.c1963  axv,722  cBK  c39757d39758