00588nam a2200193Ia 4500003000400000008004100004020001300045040000800058100002300066245009500089260002700184300001300211901002100224902001500245903001600260942001200276952008900288999001700377LDD181029s9999    xx            000 0 und d  a80340601  cLDD  aAnderson, Lorin W. 0aResearch in classroomsbthe study of teachers, teaching and instructioncLorin W. Anderson  aOxfordbPergamonc1989  aix, 373p  a1665b30-03-1999  b30-03-1999  aDiscount-10  2ddccBK  00102ddc4070937798aLDDbLDDl0o370.78 A23Rp021116r2018-11-01w2018-11-01yBK  c37799d37799