000 00418cam a2200157ua 4500
041 _aeng
_h
082 _a551.49
_bNAS/GR
100 _aNash, Ralph G .
245 _aGroundwater residue sampling design /
_cRalph G Nash.
_hTextual Documents
260 _aWashington D C :
_bAmerican chemical society ,
_c1991.
300 _a395 ; .
500 _a**Reference
504 _a
942 _cBK
999 _c264408
_d264408