000 00396nam a2200169Ia 4500
008 201126s9999 xx 000 0 und d
041 _aeng
020 _a8188826073
082 _a660.6
_bPUR
100 _aPUROHIT, S S
245 _aECOLOGY AND ENVIRONMENTAL BIOLOGY
260 _bSTUDENT EDITION
_c2011
300 _a654
690 _aBIOTECHNOLPGY
690 _aFET
999 _c11082
_d11082