00307nam a2200121 a 450000500170000008200130001710000170003024500430004726000480009030000230013863000140016163000100017520251202164224.0 a912bATW aHall , Alice aNational geographic atlas of the world aNew YorkbNational Geographic Societyc1981 a383 p.c24 cm.bHB aGeography aAtlas