00314nam a2200109Ia 4500008004100000082001500041100002100056245007500077250000800152260003400160300001000194190709s9999 xx 000 0 und d a311.24 F53 aFisher, Ronald A 0aStatistical tables : for biological, agricultural and medical research a6th aLondonbOliver and Boydc1963 ax,146