Roll, J. D. J. Donald Roll, S.J., papers.
Lua i Stíl Chicago (17ú heag.)Roll, J. Donald. J. Donald Roll, S.J., Papers.
Lua MLA (8ú heag.)Roll, J. Donald. J. Donald Roll, S.J., Papers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.