Cita APA (7a ed.)
Shupe, J. F., & Graves, W. Boston to Washington Megalopolis. National Geographic Society.
Cita estilo Chicago (17a ed.)
Shupe, John F., y William Graves. Boston to Washington Megalopolis. Washington, EUA: National Geographic Society.
Cita MLA (9a ed.)
Shupe, John F., y William Graves. Boston to Washington Megalopolis. National Geographic Society.
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