000 00426nam a2200169Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c575
_a8171418503
040 _aET
082 _a577.095 KHA-M
100 _aKhanna, D. R.
_99911
245 0 _aMicrobial ecology a study of river ganga
250 _a1st
260 _bDiscovery Publishing House
_aNew Delhi
_c2004
300 _a277p.
500 _a13908
942 _cBK
999 _c20164
_d20164