000 00444nam a2200169Ia 4500
008 210420s9999 xx 000 0 und d
020 _a0-201-51868-6
040 _aBPGM
_bspa
041 _aspa
100 _aO'DAFFER, PHARES G
245 0 _aPREALGEBRA
260 _bWILMINGTON, DELAWARE
_c1992
336 _2rdacontent
_atexto
_btxt
337 _2rdamedia
_asin mediaciĆ³n
_bn
338 _2rdacarrier
_avolumen
_bnc
942 _cGENERAL
_2ddc
999 _c19569
_d19569