000 00619nam a22002057a 4500
999 _c45208
_d46755
003 ISURa
008 140826b xxu||||| |||| 00| 0 eng d
020 _a9789556716160
041 _aSinhala
082 _a910
_bDEN
100 _aDeniyawatta , Prema
_92393
245 _aභූගෝල විද්‍යාව
_bජලය, නියඟය හා තෙත් බිම්
260 _aNugegoda
_bSarasavi
_c2013
_g2013
300 _a92 p.
_c21 cm.
650 _aEnvironment
_962677
650 _aNatural Resources
_962678
650 _aEnvironmental Pollution
_98160
650 _aGeography
_9575
942 _2ddc
_cLN