Al-Miskīn, Al-Ab Mattā. 1991. Saint Paul the Apostle: His Life, His Theology, His Deeds (Al-Qiddīs Bulus al-Rasūl: Ḥayātuhū, Lāhūtuhū, Aʻmāluhū, Cairo: Maṭbaʻatu Dayr al-Qiddīs Anbā Maqār, First Edition. [in Arabic]
Aquinas, Thomas. 2006. Summa Theologia, Cambridge: Cambridge University Press.
Augustine. 2002. Confessions, Translated by Sāyih Miythamī, Tehran: Suhriwardī Research and Publishing Office, Third Edition. [in Farsi]
Augustine. 2012. The City of God, Translated by Ḥusiyn Tufīqī, Qom: University of Religions and Denominations Publications, First Edition. [in Farsi]
Barclay, William. 1972. The Mind of St. Paul, U.K.: London and Glasgow, Fontana Books.
Hale, Thomas; Thorson, Stephen. 2001. The Applied New Testament Commentary, Translated: Ᾱrmān Rushdī; Farīburz Khandānī, n.p: n. pub. [in Farsi]
McGrath, Alistair. 2013. Christian Theology: An Introduction, Translated by: Translators Group, Qom: University of Religions and Denominations Publications, vol.2. [in Farsi]
Miftāḥ, Aḥmad Riḍā. 2014 a. “History of Development of Catholic Moral Theology (Siyr-i Taḥavvol-i Ilāhīyāt-i Akhlāqī Kātulīk)”. In: Revelatory Ethics, yr.2, no.6, pp.99-118. [in Farsi]
Miftāḥ, Aḥmad Riḍā. 2014 b. “Classification of virtues according to Thomas Aquinas (Ṭabaqibandī Faḍāyil az Naẓar-i Tūmās Ᾱkū’īnī)”. In: Revelatory Ethics, no.7, pp.129-148. [in Farsi]
New Testament. 2008. Translated by Pīrūz Sayyār, Tehran: Niy. [in Farsi]
Old Testament books: Secondary legal books (Kitāb-hāyī az ʻAhd-i ʻAtīq: Kitāb-hāyi Qānūnī Thānī. 2001. Translated: Pīrūz Sayyār, Tehran: Niy, First Edition. [in Farsi]
Spinoza, Baruch, 1985. The Ethics, Translated by Muḥsin Jahāngīrī, Tehran: University Publication Center. [in Farsi]
The Holy Bible (The New Oxford Annotated Bible). 1971. Edited by Herbert G. May and Bruce M. Metzger, New York: Oxford University Press, Second Edition.