Russell, M. R. (1891). Sketches in Irish biography No. 20 - The Rev. Nicholas Callan, D.D.
Lua i Stíl Chicago (17ú heag.)Russell, Matthew Rev. Sketches in Irish Biography No. 20 - The Rev. Nicholas Callan, D.D. 1891.
Lua MLA (9ú heag.)Russell, Matthew Rev. Sketches in Irish Biography No. 20 - The Rev. Nicholas Callan, D.D. 1891.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
