000 00529nam a22001937a 4500
003 NUST - PNEC
005 20170116180815.0
008 150520b xxu||||| |||| 00| 0 eng d
020 _a0471534579
040 _cLIBRARY
082 _a628.168 LAW
100 _93646
_aLaws, Edward A.
245 _aAquatic pollution : an introductory text
_cEdward A. Laws
250 _a2nd ed
260 _aNew York
_bJohn Wiley and Sons, INC
_cc1993.
300 _a611 p. :
650 _93648
_aWater--Pollution
_xGeneral
942 _2ddc
_cBK
999 _c63518
_d63518