00441nam a22001457a 4500008004100000020001800041040005500059080002000114100001700134245002600151260006000177300001700237650001700254653002400271230322b        |||||||| |||| 00| 0 eng d  a1-85032-117-5  aNational Science LibrarycNational Science Library  aD 681.3.016bN51 aBorn, Gunter  aFile formats handbook  aLondon: bInternational Thompson Computer Press, c1995  axvii, 1274p.  aFile formats  aSpreadsheet formats