000 00313nam a2200121Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a660.6
_bSI-A
100 _aSinghal,Akanksha
_920149
245 0 _aGate biotechnology
_cAkankshaSinghal
260 _aNew Delhi
_bArihant Pub.
_c2013
300 _a176
999 _c52535
_d52535