000			00328nam a2200157Ia 4500
008			140525s9999||||xx |||||||||||||| ||und||
245			_aScience : Class vii
260			_aNew Delhi
260			_bN. C. E. R. T.
260			_c1994
300			_bPB
350			_a17.5
365			_b17.5
365			_dRupees
923			_n24653
999			_c78478 _d78478