000 00380nam a2200145Ia 4500
003 NIELib
008 211019s9999||||xx |||||||||||||| ||und||
020 _a955 9469 51 7
082 _a510
_bWIJ
100 _aWijesekara, Janaki
_97669
245 _aMathematics work Book Grade 7- part 1
260 _bThusitha book shop,
_aMaharagama.
300 _a88p.;
_c30cm
942 _2ddc
_cSR
999 _c39371
_d39371