000 00290nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aROSS (Steven C)
245 0 _aUnderstanding and using Lotus 1-2-3
260 _cJaico Publishing house
365 _b0
650 _aNIL
942 _cBK
999 _c101951
_d101951