Cox, H. (1988). The silencing of Leonardo Boff: The Vatican and the future of world Christianity. Meyer-Stone Books.
Chicago-referens (17:e uppl.)Cox, Harvey. The Silencing of Leonardo Boff: The Vatican and the Future of World Christianity. Oak Park, IL: Meyer-Stone Books, 1988.
MLA-referens (8:e uppl.)Cox, Harvey. The Silencing of Leonardo Boff: The Vatican and the Future of World Christianity. Meyer-Stone Books, 1988.
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