O'Brien, P. T. (1991). The Epistle to the Philippians: A commentary on the Greek text. W.B.Eerdmans.
Lua i Stíl Chicago (17ú heag.)O'Brien, Peter T. The Epistle to the Philippians: A Commentary on the Greek Text. Grand Rapids: W.B.Eerdmans, 1991.
Lua MLA (9ú heag.)O'Brien, Peter T. The Epistle to the Philippians: A Commentary on the Greek Text. W.B.Eerdmans, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.