000 00380nam a2200157Ia 4500
003 LDD
008 181029s9999 xx 000 0 und d
020 _a890063400
040 _cLDD
100 _aWalker, John
245 0 _aMOBILE information systems
_cJohn Walker
260 _aBoston
_bArtech House
_c1990
300 _axix, 388p
901 _a314
_b12-03-1996
942 _2ddc
_cBK
999 _c41201
_d41201