Bogaert, Pierre-Maurice (2000). "Les livres d'Esdras et leur numérotation dans l'histoire du canon de la Bible latin". Revue Bénédictine. 110 (1–2): 5–26. doi:10.1484/J.RB.5.100750.
Ordinariates Established by Anglicanorum Coetibus. "CTS Divine Worship Daily Office". Isuu. Catholic Truth Society. p. 66. Archived from the original on 24 February 2023. Retrieved 2 November 2023.
See for example Souvay, C. (1909). Esdras. In The Catholic Encyclopedia. New York: Robert Appleton Company. Retrieved January 10, 2020 from New Advent.
pseudepigrapha.org
Wong, A. C. K.; Penner, K. M.; Miller, D. M. (2010). "4 Ezra". The Online Critical Pseudepigrapha. Atlanta: The Society of Biblical Literature. Retrieved April 12, 2019.
Ordinariates Established by Anglicanorum Coetibus. "CTS Divine Worship Daily Office". Isuu. Catholic Truth Society. p. 66. Archived from the original on 24 February 2023. Retrieved 2 November 2023.
