APA (7 ম সংস্করণ) উদ্ধৃতি

Gilson, E. (1957). The church speaks to the modern world The social teachings of Leo XIII (4ª ed.). Image Books.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Gilson, Etienne. The Church Speaks to the Modern World The Social Teachings of Leo XIII. 4ª ed. Image Books, 1957.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Gilson, Etienne. The Church Speaks to the Modern World The Social Teachings of Leo XIII. 4ª ed. Image Books, 1957.