000 00406nam a22001697a 4500
003 ISURa
008 141216b xxu||||| |||| 00| 0 eng d
020 _a9789552120862
041 _aEnglish
082 _a550
_bEAR
245 _aEarth
260 _aColombo
_bM.D.Gunasena
_c2012
_g2012
300 _a64 p.
_bcol. ill.
_c26 cm.
650 _aEarth Sciences
650 _aNatural Sciences
942 _2ddc
_cLN
999 _c45678
_d47225