Sun, P. P. (1972). The defense of freedom. s.n.
Lua i Stíl Chicago (17ú heag.)Sun, Patrick Pichi. The Defense of Freedom. [S.l: s.n, 1972.
Lua MLA (9ú heag.)Sun, Patrick Pichi. The Defense of Freedom. s.n, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.