000			nam a22 4500
999			_c7180 _d7180
020			_a9780078239915
082			_a500 2001
100			_aNational Geographic Society _911904
245			_aScience voyages. Life & physical sciences /
260			_aUSA : _bMcGraw - Hill, _c2001.
300			_axx, 606p.: _b287 cm.
650			_aPhysical Science _911905
942			_cBK