000 00291nam a2200109Ia 4500
008 220421s1998 xx 000 0 und d
041 _aeng
082 _a371.1
_bEGG/CHA
100 _aEggieston ,John
_9571063
245 _aThe challenge for teachers.
260 _aDelhi
_b Sarup and sons
_c1998
999 _c397203
_d397203