000 00297nam a2200109Ia 4500
008 191031s9999 xx 000 0 und d
100 _aProceedings
245 0 _aInt. symposium on development of ground water resource Vol.2
260 _b"College of Engg, Madras"
260 _c1973
942 _cBK
999 _c214798
_d214798