Bruce, F. F. (1982). The Epistle to the Galatians. Grand Rapids: Eerdmans.
Creswell, John W. (2014). Research Design: Qualitative, Quantitative, and Mixed Methods Approaches (4th ed.). Thousand Oaks, CA: Sage Publications.
Dunn, James D. G. (1993). The Epistle to the Galatians. Peabody: Hendrickson.
George, Timothy. (1994). Galatians. Nashville: Broadman & Holman.
Harefa, Y. (2017). Budaya Individualisme dan Dampaknya terhadap Solidaritas Sosial di Perkotaan. Jurnal Sosiologi Pendidikan Humaniora, 2(2), 121–135.
Hauerwas, Stanley. (1981). A Community of Character: Toward a Constructive Christian Social Ethic. Notre Dame, IN: University of Notre Dame Press.
Hutabarat, R. (2019). Krisis Kasih dalam Gereja Kontemporer di Indonesia. Jurnal Teologi Reformed Indonesia, 6(2), 101–118. Retrieved from https://ojs.sttrii.ac.id/index.php/jtri/article/view/263
Lasch, Christopher. (1979). The Culture of Narcissism: American Life in an Age of Diminishing Expectations. New York: W. W. Norton & Company.
Longenecker, Richard N. (1990). Galatians. Dallas: Word Books.
MacIntyre, Alasdair. (1981). After Virtue: A Study in Moral Theory (First Edit). Notre Dame, IN: University of Notre Dame Press.
Martyn, J. Louis. (1997). Galatians: A New Translation with Introduction and Commentary. New York: Doubleday.
Mill, John Stuart. (1859). On Liberty. London: John W. Parker and Son.
Moleong, Lexy J. (2017). Metodologi Penelitian Kualitatif. Bandung: Remaja Rosdakarya.
Moo, Douglas J. (2013). Galatians. Grand Rapids: Baker Academic.
Nainggolan, D. (2015). Etika Kristen di Tengah Pluralitas dan Individualisme Modern. Veritas: Jurnal Teologi Dan Pelayanan, 16(1), 67–85.
Putnam, Robert D. (2000). Bowling Alone: The Collapse and Revival of American Community. New York: Simon & Schuster.
Susanto, A. (2010). Individualisme dan Tantangan Sosial dalam Masyarakat Indonesia. Jurnal Sosial Humaniora, 2(1), 45–60.
Sutrisnaatmaka, Yulius. (2003). Iman Kristen dan Budaya Jawa: Tinjauan Kritis atas Relasi Injil dan Budaya dalam Konteks Jawa. Salatiga: Satya Wacana Press.
Taylor, Charles. (1989). Sources of the Self: The Making of the Modern Identity. Cambridge, MA: Harvard University Press.
Volf, Miroslav. (1996). Exclusion and Embrace: A Theological Exploration of Identity, Otherness, and Reconciliation. Nashville: Abingdon Press.
Wright, N. T. (2010). After You Believe: Why Christian Character Matters. New York: HarperOne.
Zed, Mestika. (2014). Metode Penelitian Kepustakaan. Jakarta: Yayasan Obor Indonesia.