000 00370nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a577.472
245 _aWater in ecosystem
260 _aNew Delhi
260 _bIndian Social Institute
260 _c1994
300 _a17p.
440 _aNo.334; Agricultural Education
901 _pS43485
942 _cB
_2udc
999 _c136639
_d136639