John XXIII, P. (1962). Farming as vocation and mission: Addresses. National Catholic Welfare Conference.
Chicago-viite (17. p.)John XXIII, Pope. Farming as Vocation and Mission: Addresses. Washington, D.C.: National Catholic Welfare Conference, 1962.
MLA-viite (8. p.)John XXIII, Pope. Farming as Vocation and Mission: Addresses. National Catholic Welfare Conference, 1962.
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