000 00276nam a22001337a 4500
020 _a-
082 _a500
_bLIG
100 _a-
245 _a25 Science Experiments with Light
_c-
250 _a-
260 _aNewDelhi
_bPrintworld Books
_c2010
300 _a32
942 _cCHBK
999 _c14473
_d14473