000 00345nam a2200145Ia 4500
008 240723s9999 xx 000 0 und d
041 _aEnglish
084 _aT:3
_bQ1
245 0 _aWhat is worth teaching?
250 _a4th
260 _aHyderabad
_bOrient Blackswan Pvt. Ltd.
_c2011
300 _ap.150
650 _aEducation
942 _cBK
999 _c344088
_d344088