Sadlier, J. (1873). The invisible hand: A drama in two acts. D. & J. Sadlier & Co.
Lua i Stíl Chicago (17ú heag.)Sadlier, J. The Invisible Hand: A Drama in Two Acts. New York: D. & J. Sadlier & Co, 1873.
Lua MLA (8ú heag.)Sadlier, J. The Invisible Hand: A Drama in Two Acts. D. & J. Sadlier & Co, 1873.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.