000 002610000a22001330004500
003 BGCL
040 _aBGCL
082 _a500
_bG.Sc 33
245 _aHistory of Science Series
260 _aDelhi
_bU.S.I.S.
650 _aSCIENCE
041 _aeng
942 _cBOOK
999 _c10664
_d10664