000 00309 a2200121 4500
008 190218b xxu||||| |||| 00| 0
100 _aPrasad, A.
245 _aMicrobes and environment /
_cA. Prasad and R.S.Balgrami
260 _aDelhi
_bNPH
_c1994
300 _a827p.
700 _aBalgrami, R.S.
942 _2ddc
_cBK
999 _c8392
_d8392