"Washington (D.C.)" . . . "Introduces the geography, history, people, employment, interesting sights, and environmental concerns of the nation's capital, Washington, D.C." . "Introduces the geography, history, people, employment, interesting sights, and environmental concerns of the nation's capital, Washington, D.C."@en . . . "Electronic books"@en . . . "An introduction to the geography, history, economy, people, environmental issues, and interesting sites of Washington, D.C." . "An introduction to the geography, history, economy, people, environmental issues, and interesting sites of Washington, D.C."@en . . "Washington, D.C" . "Washington, D.C"@en . . "Washington DC" . "Washington DC"@en . . . "Washington D.C" . "Juvenile works" . . . . . .