Hahn, S. (2000). On Thoreau. Wadsworth/Thomson Learning.
Lua i Stíl Chicago (17ú heag.)Hahn, Stephen. On Thoreau. Australia: Wadsworth/Thomson Learning, 2000.
Lua MLA (9ú heag.)Hahn, Stephen. On Thoreau. Wadsworth/Thomson Learning, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.