000 00262nam a2200097Ic 4500
008 240520s9999 xx 000 0 und d
100 1 _aDate, C.J.
245 1 2 _aA guide to ingress /
_cC.J. Date
264 1 _bCa. Addison Wesley Publishing Company
_c1987
942 _cBK
999 _c19355
_d19355