Millar, R. C. (1873). On levelling.
Lua i Stíl Chicago (17ú heag.)Millar, R. C. On Levelling. 1873.
Lua MLA (9ú heag.)Millar, R. C. On Levelling. 1873.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)
