Njoku, U. J. (2007). Discourse on the foundations of solidarity in the social encyclicals of John Paul II. Ethical perspectives, 14, 79-97. doi:10.2143/EP.14.1.2021813
Chicago-Zitierstil (17. Ausg.)Njoku, Uzochukwu Jude. "Discourse on the Foundations of Solidarity in the Social Encyclicals of John Paul II." Ethical Perspectives 14 (2007): 79-97, https://doi.org/10.2143/EP.14.1.2021813.
MLA-Zitierstil (8. Ausg.)Njoku, Uzochukwu Jude. "Discourse on the Foundations of Solidarity in the Social Encyclicals of John Paul II." Ethical Perspectives, vol. 14, 2007, pp. 79-97, https://doi.org/10.2143/EP.14.1.2021813.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.