000 00329nam a2200097Ia 4500
082 _aJ 550 78 GARD
245 0 _aPlanet earth science fair projects, revised and expanded using the scientific method
100 _a Gardner, Robert, Berkeley Heights, NJ, [c.2010]
942 _cBK
008 210818s9999 xx 000 0 und d
999 _c428860
_d428859