National Geographic United States atlas for young explorers - Third Edition - Washington, D.C. : London : National Geographic Society ; Hi Marketing, 2008 - 175 p.: col. ill., col. maps ; 35 cm Includes index ISBN: 1426302558 24.95 Nat. Bib. No.: GB99-V8037 Subjects--Geographic Terms: United States--Maps for children LC Class. No.: G1200 / .N355 1999 Dewey Class. No.: 912.73