00351nam a2200133Ia 4500008004100000082001400041100002200055245004500077260003700122300000800159650002000167650001500187653001500202170901s1970    xx            000 0 und d  a311bF49S  aFisher, Ronald A. 0aStatistical Methods for Research Workers  aEdinburghbOliver And Boydc1970  a361  aSocial sciences  aStatistics  aStatistics