000 00273nam a2200109Ia 4500
008 130705s9999 xx 000 0 und d
020 _a9780205133916
050 0 _aLB 1028.43 C648 1992
245 0 0 _aComputers in education
300 _ap.
942 _2lcc
_kLB 1028.43 C648 1992
999 _c5361
_d5361