000 00310nam a2200133Ia 4500
008 250428s9999 xx 000 0 und d
082 _aR500.03 N84s 1978
245 4 _aThe Science library
300 _a7 volumes
526 _a500 Natural Sciences & Math
650 _aScience
942 _2DDC
942 _cB
999 _c24415
_d24415