000 00429nam a2200157Ia 4500
008 250428s9999 xx 000 0 und d
082 _a500.2 R66l 1965
245 0 _aLaboratory approach to the physical sciences : A project manual
245 0 _cRonneberg, Conrad E.
260 _bHoughton Mifflin Company.
260 _c1965
300 _a157 pages.
526 _a500 Natural Sciences & Math
942 _2DDC
942 _cB
999 _c20382
_d20382