APA (7th ed.) Citation

(1997). Underground railroad. Division of Publications, National Park Service, U.S. Department of the Interior.

Chicago Style (17th ed.) Citation

Underground Railroad. Washington, D.C.: Division of Publications, National Park Service, U.S. Department of the Interior, 1997.

MLA (9th ed.) Citation

Underground Railroad. Division of Publications, National Park Service, U.S. Department of the Interior, 1997.

Warning: These citations may not always be 100% accurate.