& Beentjes, P. C. (1997). The book of Ben Sira in modern research: Edited by Pancratius C. Beentjes. de Gruyter.
Lua i Stíl Chicago (17ú heag.)agus Pancratius C. Beentjes. The Book of Ben Sira in Modern Research: Edited by Pancratius C. Beentjes. Berlin ; New York: de Gruyter, 1997.
Lua MLA (8ú heag.)agus Pancratius C. Beentjes. The Book of Ben Sira in Modern Research: Edited by Pancratius C. Beentjes. de Gruyter, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.