000 00308nam a22001337a 4500
005 20221104090854.0
008 221104b |||||||| |||| 00| 0 eng d
020 _a9789557888330
082 _a500
_bSug
245 _aScience 07
_bPart 01
260 _aColombo
_bLanka book depot
300 _a186p.
942 _cL
999 _c6046
_d6046