Wallis, J. (1989). Crucible of fire: The church confronts apartheid. Orbis Books.
芝加哥风格引文Wallis, Jim. Crucible of Fire: The Church Confronts Apartheid. Maryknoll, NY: Orbis Books, 1989.
MLA引文Wallis, Jim. Crucible of Fire: The Church Confronts Apartheid. Orbis Books, 1989.
警告：这些引文格式不一定是100％准确.