000 00779nam a2200241 a 4500
008
020 _a0070522529 (pbk.)
049 _aMAIN
090 _aTD745
_bRIC
100 1 _aRich, Linvil Gene.
245 1 0 _aLow-maintenance, mechanically simple wastewater treatment systems /
_cLinvil G. Rich.
260 _aNew York :
_bMcGraw-Hill,
_cc1980.
300 _aviii, 211 p. :
_bill. ;
_c24 cm.
440 0 _aMcGraw-Hill series in water resources and environmental engineering.
504 _aIncludes bibliographical references.
500 _aIncludes index.
650 0 _aSewage
_xPurification.
907 _a.b10017021
_b07-05-12
_c17-04-03
003
005 20230123133503.0
040 _cNUST
942 _cBOOKS
_kTD745
_mRIC
999 _c149423
_d149423