000 01052cam a2200277 a 4500
001 1146303
003 NUST - PNEC
005 20170116180848.0
008 951212s1996 paua b 001 0 eng
010 _a 95062015
020 _a1566763770
040 _aDLC
_cLIBRARY
_dDLC
050 0 0 _aTD764
_b.S64 1996
082 0 0 _a577.64 SPE
100 1 _aSpellman, Frank R.
245 1 0 _aStream ecology and self-purification : an introduction for wastewater and water specialists /
_cFrank R. Spellman.
260 _aLancaster, Pa. :
_bTechnomic Pub.,
_cc1996.
300 _axiii, 133 p. :
_bill. ;
_c24 cm.
504 _aIncludes bibliographical references (p. 127-129) and index.
650 0 _aStream self-purification.
650 0 _aStream ecology.
_xME, IME
856 4 2 _3Publisher description
_uhttp://www.loc.gov/catdir/enhancements/fy0646/95062015-d.html
906 _a7
_bcbc
_corignew
_d2
_eopcn
_f19
_gy-gencatlg
942 _2ddc
_cBK
999 _c64520
_d64520