Dougherty, D. J. (1946). Memorial to Thomas Fitzsimons, Merchant, Patriot, Statesman. Philadelphia.
Lua i Stíl Chicago (17ú heag.)Dougherty, Daniel J. Memorial to Thomas Fitzsimons, Merchant, Patriot, Statesman. Philadelphia, 1946.
Lua MLA (8ú heag.)Dougherty, Daniel J. Memorial to Thomas Fitzsimons, Merchant, Patriot, Statesman. Philadelphia, 1946.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.