000 00255nam a22001097a 4500
003 OSt
008 240106b |||||||| |||| 00| 0 eng d
082 _aP505
_bE90
245 _aEveryman's Science - Vol.16
260 _aCalcutta
_bISCA
_c1981
942 _2ddc
_cBK
999 _c35659
_d35659