000 00444nam a2200169Ia 4500
008 250428s9999 xx 000 0 und d
082 _aF 370.11 G86p 1989
245 0 _aPrinciples of elementary secondary education
245 0 _cGregorio, Herman C.
250 _aRevised ed.
260 _bR.P. Garcia Publishing Co., Inc.
260 _c1989
300 _aviii, 244 p. ;.
526 _a300 Social Sciences
942 _2DDC
942 _cB
999 _c31632
_d31632