Santos, V. (1967). "Graça". [s.n.].
Lua i Stíl Chicago (17ú heag.)Santos, Victor. "Graça". [s.n.], 1967.
Lua MLA (8ú heag.)Santos, Victor. "Graça". [s.n.], 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)