000 00270nam a2200109Ia 4500
008 230125s9999 xx 000 0 und d
100 _aPAHUJA SUDHA
_914531
245 0 _aTEACHING OF BIOLOGY SCIENCES
260 _bSURYA PUBLICATION
_c2009
300 _a511
942 _cBK
999 _c113859
_d113859