000 00368nam a2200169Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a551.49
245 0 _aInter-regional semi. on ground water in hard rock
260 _aNew Delhi
260 _bUneco
260 _c1981
300 _a203p.
365 _b0
650 _aCIVIL
942 _cDBK
999 _c17874
_d17874