Stein, R. H. (1988). Difficult passage in the epistles. Baker book house.
Lua i Stíl Chicago (17ú heag.)Stein, Robert H. Difficult Passage in the Epistles. Grand Rapids: Baker book house, 1988.
Lua MLA (9ú heag.)Stein, Robert H. Difficult Passage in the Epistles. Baker book house, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.