Malet, J. C. (1880). Geometrical theorems.
Lua i Stíl Chicago (17ú heag.)Malet, John C. Geometrical Theorems. 1880.
Lua MLA (9ú heag.)Malet, John C. Geometrical Theorems. 1880.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
