00385nam a2200109Ia 4500082001500000245004400015100005600059942000700115008004100122999001700163952009500180  aJ 550 GAFF 0aLooking at Earth : how does it change?   a GAFF, Jackie   Berkeley Heights, NJ, 2008  920167  cBK210816s9999    xx            000 0 und d  c87586d87586  00104070aSHATLbSHATLd2021-08-17g67.00l0p33228021778004r2021-08-17w2021-08-17yBK