00326    a2200109   4500020001500000082001600015100002100031245007500052260004200127300003000169650001700199  a818504662X  a628.168 SCA  aScalf, Marion R.  aManual of Ground Water Sampling Procedures/cMarion R. Scalf...[et al]  aIndia :bScientific Publishers,c1987  axi, 93p. :bill. ;c28 cm  aground water