APA

Christian Democratic Union of Central Europe, . (1957). Freedom prerequisite to lasting peace. New York: s.n.

Chicago

Christian Democratic Union of Central Europe, . 1957. Freedom prerequisite to lasting peace. New York: s.n.

Harvard

Christian Democratic Union of Central Europe, . (1957). Freedom prerequisite to lasting peace. New York: s.n.

MLA

Christian Democratic Union of Central Europe, . Freedom prerequisite to lasting peace. New York: s.n. 1957.