000 00421nam a2200157Ia 4500
999 _c72508
_d72508
005 20210106152339.0
008 180710s9999 xx 000 0 und d
041 _aEN
082 _a551.49
_bNAT
_223
245 _aNational seminar on ground water development
_b: a perspective for year 2000
260 _aSaharanpur
_bSecurity printers
_c1983
300 _a512 p.
509 _aNS
650 _aGround water
942 _cS