000 00555nam a22001937a 4500
003 NUST - PNEC
005 20170116180804.0
008 150420b xxu||||| |||| 00| 0 eng d
020 _a0070513961
040 _cLIBRARY
082 _a304.203 PAR
100 _92783
_a Parker, Sybil P
245 _aMcGraw-Hill Encyclopedia of Environmental Science & Engineering
_cSybil P. Parker
250 _a3rd ed
260 _aNew York
_bMcGraw-Hill Companies
_cc1992.
300 _a749p. :
650 _92784
_aEnvironmental sciences
_xGemeral
942 _2ddc
_cBK
999 _c63092
_d63092