Chura, P. (2010). Thoreau the land surveyor. University Press of Florida.
Lua i Stíl Chicago (17ú heag.)Chura, Patrick. Thoreau the Land Surveyor. Gainesville, FL: University Press of Florida, 2010.
Lua MLA (9ú heag.)Chura, Patrick. Thoreau the Land Surveyor. University Press of Florida, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.