000 00378nam a2200133Ia 4500
008 190723s9999 xx 000 0 und d
020 _a978-93-86105-85-1
100 _aSusan Koba Anne Tweed
245 0 _aHard-Teach Biology Concepts designing instruction aligned to the NGSS
250 _a2rd
260 _aNew Delhi
_bViva Publishing
_c2017
300 _a336.:P
942 _cBK
999 _c1462
_d1462