000			00644nam a2200181 a 4500
005			20240924065936.0
008			991125s1979 chi 000 0 eng u
035			_aUPN01000008452
049			_aCG
050		4	_aLB3011 _bC5.5 v.78 t.2
245	0	0	_aClassroom management / _cby the Yearbook Committee and Associated Contributors ; edit. by Daniel L. Duke, Kenneth J. Rehage.
260			_aChicago (E.U.A.) : _bNSSE, _c1979.
300			_a447 p.
440		0	_aYearbook of the National Society for the Study of Education ; _vv.78 t.2
650		4	_aDisciplina escolar _91521
650		4	_aEscuelas _xDirección y organización _9346
905			_aLibro
999			_c8452 _d8452