000 00309nam a2200121Ia 4500
008 130706s9999 xx 000 0 und d
020 _a0394354559
050 0 0 _aQA 154.2 B 32 1988
100 1 _aBaley, John
245 1 0 _aUnderstanding algebra /
_cJohn Baley
300 _ap.
942 _2lcc
_kQA 154.2 B 32 1988
999 _c11567
_d11567