00428nam a2200133Ia 4500008004100000082001500041100002400056245005100080260003900131300001300170942000700183952008900190999001500279190709s9999    xx            000 0 und d  a370.78 B7C  aBiddle, Bruce J Ed. 0aContemporary research on teacher effectiveness  aNew YorkbRinehart and Winstc1964  axiii,352  cBK  00104070aRIEBPLbRIEBPLd2019-07-09l0o370.78 B7Cp8015r2019-07-09 00:00:00yBK  c2843d2843