APA (7 ম সংস্করণ) উদ্ধৃতি

Pius XII, P. (1956). Psychological method of natural painless childbirth: Address. National Catholic Welfare Conference.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Pius XII, Pope. Psychological Method of Natural Painless Childbirth: Address. Washington: National Catholic Welfare Conference, 1956.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Pius XII, Pope. Psychological Method of Natural Painless Childbirth: Address. National Catholic Welfare Conference, 1956.