000 00335nam a2200145Ia 4500
008 170101s2017 xx 000 0 und d
082 _a509 H29C
100 _aHARIHARAN
245 0 _aConcise history of science
260 _bDelhi
300 _a80p
650 _aSCIENCE -- HISTORY
653 _aSCIENCE -- HISTORY
942 _2ddc
_cB
999 _c7138
_d7138