Gilson, E. (1957). The church speaks to the modern world The social teachings of Leo XIII (4ª ed.). Image Books.
Chicagoスタイル(17版)引用形式Gilson, Etienne. The Church Speaks to the Modern World The Social Teachings of Leo XIII. 4ª ed. Image Books, 1957.
MLA(9版)引用形式Gilson, Etienne. The Church Speaks to the Modern World The Social Teachings of Leo XIII. 4ª ed. Image Books, 1957.
警告: この引用は必ずしも正確ではありません.