000 00484nam a22001817a 4500
999 _c53403
_d54950
003 ISURa
008 220228b xxu||||| |||| 00| 0 eng d
020 _a955567007
041 _aSinhala
082 _a001
_bPER
100 _aPerara , C. Anura
_982650
245 _aඔබේ විද්‍යා දැනුම
260 _aColombo
_bEducation Publication
_g1994
300 _a168 p.
_c18 cm
650 _aSCIENCE
_982860
650 _aSCIENCE KNOWLEDE
_982861
942 _2ddc
_cLN