Columbia subject headings:
Brazil--Rural conditions--Congresses.
Church and social problems--Brazil--Catholic Church--Congresses.
Land reform--Brazil--Congresses.
Harvard subject headings:
Agriculture--Religious aspects--Christianity--Congresses.
Brazil--Social conditions--1964---Congresses.
Catholic Church--Brazil--History--20th century--Congresses.
Princeton subject headings:
Brazil--Rural conditions--Congresses.
Church and social problems--Brazil--Catholic Church--Congresses.
Land reform--Brazil--Congresses.