Catholic Church. Congregatio pro Doctrina Fidei. Instruction on respect for human life in its origin and on the dignity of procreation: Replies to certain questions of the day. St. Paul Editions.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Church. Congregatio pro Doctrina Fidei. Instruction on Respect for Human Life in Its Origin and on the Dignity of Procreation: Replies to Certain Questions of the Day. Boston: St. Paul Editions.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Church. Congregatio pro Doctrina Fidei. Instruction on Respect for Human Life in Its Origin and on the Dignity of Procreation: Replies to Certain Questions of the Day. St. Paul Editions.
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