^Smith، Christian Stephen (1990). The Emergence of Liberation Theology: Radical Religion and Social Movement Theory (PhD thesis). Cambridge, Massachusetts: Harvard University. OCLC:77348849.
^"Christian Smith". Science of Generosity. Notre Dame, Indiana: University of Notre Dame. مؤرشف من الأصل في 2019-02-07. اطلع عليه بتاريخ 2019-05-29.