Owen, B. (1987). E. Power Biggs, Concert Organist. Indiana University Press.
Lua i Stíl Chicago (17ú heag.)Owen, Barbara. E. Power Biggs, Concert Organist. Bloomington: Indiana University Press, 1987.
Lua MLA (9ú heag.)Owen, Barbara. E. Power Biggs, Concert Organist. Indiana University Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.