APA (7 ম সংস্করণ) উদ্ধৃতি

Catholic Church. Pope (1958-1963 : John XXIII). (1980). On recent developments of the social question in the light of Christian teaching, Mater et magistra: Encyclical letter. St. Paul Editions.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Catholic Church. Pope (1958-1963 : John XXIII). On Recent Developments of the Social Question in the Light of Christian Teaching, Mater Et Magistra: Encyclical Letter. Boston: St. Paul Editions, 1980.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Catholic Church. Pope (1958-1963 : John XXIII). On Recent Developments of the Social Question in the Light of Christian Teaching, Mater Et Magistra: Encyclical Letter. St. Paul Editions, 1980.