Helmreich, E. C. (1979). The German churches under Hitler: Background, struggle and epilogue. Wayne State University Press.
芝加哥风格引文Helmreich, Ernst Christian. The German Churches Under Hitler: Background, Struggle and Epilogue. Detroit: Wayne State University Press, 1979.
MLA引文Helmreich, Ernst Christian. The German Churches Under Hitler: Background, Struggle and Epilogue. Wayne State University Press, 1979.
警告：这些引文格式不一定是100％准确.