000 00334nam a2200133Ia 4500
008 220809s9999 xx 000 0 und d
020 _a9715810136
040 _cAPI-LIB
082 _a613.2 V43 1999
245 0 _ascience and technology 4
260 _aPhilippines
_bPhilippine Publishing House
_c1999
942 _cBK
999 _c27508
_d27508