000 00362nam a2200145Ia 4500
005 20250729165728.0
008 250729s2007 xx 000 0 und d
041 _aeng
082 _a530 CHHT
100 _aM.S.Chhikara
_9231569
245 _aTeaching of Biology
260 _aLudhiyana
_bTandon Publication
_c2007
300 _a228p
650 _aBiology
_9231570
999 _c239347
_d239347