000 00640 a2200205 4500
003 ISURa
008 140910b xxu||||| |||| 00| 0 eng d
041 _aEnglish
082 _a333.7
_bENV
100 _aArudpragasam , K.D.
_eed
_91945
245 _a Environmental studies part II the impact of human activities
_blevel 3 BTU 1120
260 _aNugegoda
_bOpen University
300 _bill.
_c28 cm.
_a231 p.
650 _aNATURAL RESOURCES
_92064
700 _aBalasooriya , I.
_eed
_92083
700 _aCoomaraswamy , Uma
_eed
_92084
700 _aDassanayake , M.D.
_eed
_92085
700 _aDe Fonseka , R.N.
_eed
_91859
942 _cLN
_2ddc
999 _c38781
_d40328