00509nam a2200145Ia 4500008004100000040002500041082001500066100004900081245005900130260003700189300000800226942000700234952010700241999001500348230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a370.78 P13  aPadua, Roberto N. and Rosta De Guzman-Santos 0aFundamentals of educational research and data analysis  bKatha Publishing Co., Inc.c1998  a130  cBK  00104070aNORSU-SiabNORSU-SiacFILd2023-07-03l0oFIL 370.78 P13p4526r2023-07-03w2023-07-03yBK  c1501d1501