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2. Colaresi (2004). When Doves Cry: International Rivalry, Unreciprocated Cooperation, and Leadership Turnover. American Journal of Political Science, 48(3). 555–570.
3. Derksen (2010). Why Did Early Christians Turn Violent? The Case of Early Egyptian. Theological Review, 31(1). 60–91.
4. deSilva (2004). Introduction to the New Testament: Contexts, Methods & Ministry Formation. Downers Grove, IL: IVP Academic.
5. deVellis (2017). Scale Development Theory and Applications (4th ed.). Los Angeles, CA: Sage Publications.