000 00470nam a2200157Ia 4500
008 230310s9999 xx 000 0 und d
020 _a978-3-540-47356-5
040 _cIITB
041 _aeng
100 _aPernul, Gunther
_936503
245 0 _aEntity-relationship approach - er '92 (e-book)
260 _aBerlin
_bSpringer
_c1992
440 _aLecture Notes in Computer Science (LNCS)
_vv.645
_922935
856 _uhttps://doi.org/10.1007/3-540-56023-8
942 _cEB
999 _c283913
_d283913