000 00254nam a2200109Ia 4500
100 _aWilliams R E
250 _aEdn 2
245 _aManual : Lotus 1-2-3 .-Edn 2
260 _bB P B Pub, N'Delhi
082 _aD6:8(B)/N86/B16621
300 _app 253; 21*14
999 _c36144
_d36144