^Philip W. Comfort, Encountering the Manuscripts. An Introduction to New Testament Paleography & Textual Criticism, Nashville, Tennessee: Broadman & Holman Publishers, 2005, p. 75.
^Peter M. Head, The Habits of New Testament Copyists Singular Readings in the Early Fragmentary Papyri of John, Biblica 85 (2004), p. 403.
^"Liste Handschriften". Münster: Institute for New Testament Textual Research. Diakses tanggal 27 August 2011.
Pustaka tambahan
W. E. H. Cockle, The Oxyrhynchus Papyri LXV (London: 1998), pp. 11–14.
Comfort, Philip W.; David P. Barrett (2001). The Text of the Earliest New Testament Greek Manuscripts. Wheaton, Illinois: Tyndale House Publishers. hlm. 645–647. ISBN978-0-8423-5265-9.