000			00340nam a2200157Ia 4500
008			140520s9999||||xx |||||||||||||| ||und||
100			_aNcert
245			_aScience Textbook For Class X
260			_aNew Delhi
260			_bN. C. E. R. T.
260			_c1993
300			_axiv, 213
350			_a0
365			_b12.5
365			_dRuppes
999			_c63125 _d63125