International Congress of Papyrology Oslo, N., International Association of Papyrologists,, Amundsen, L., & Skanland, V. (1961). Proceedings of the IX International Congress of Papyrology, Oslo, 19th-22nd August, 1958. Oslo: Norwegian Universities Press.
استشهاد بنمط شيكاغوInternational Congress of Papyrology Oslo, Norway), International Association of Papyrologists, Leiv Amundsen, و Vegard Skanland. Proceedings of the IX International Congress of Papyrology, Oslo, 19th-22nd August, 1958. Oslo: Norwegian Universities Press, 1961.
MLA استشهادInternational Congress of Papyrology Oslo, Norway), International Association of Papyrologists, Leiv Amundsen, و Vegard Skanland. Proceedings of the IX International Congress of Papyrology, Oslo, 19th-22nd August, 1958. Oslo: Norwegian Universities Press, 1961.