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020 _a9788184084139
082 _a923.2548575
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100 _aIndiana
_d_
245 _aGreatest scientists of the world
_b_
260 _aNew Delhi
_bRishabh Books
_c2018
300 _a254 p.
_c24 cm
_bHB
600 _b
_c_
630 _aScientists
856 _f_
856 _a_
964 _b
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997 _a230170
999 _c313705
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