000 00294nam a2200145Ia 4500
082 _aJ790.1/Uti
100 _aUtial, Ivar
526 _dNTB
526 _aUG
942 _cBK
245 _a101 Science Games
260 _aDelhi
_bPustak Mahal
_c1993, 11th ed.
300 _a111p.
546 _aE
999 _c78667
_d78667