Hardt, U. (1996). From Caligari to California: Erich Pommer's life in the international film wars. Berghahn Books.
芝加哥风格引文Hardt, Ursula. From Caligari to California: Erich Pommer's Life in the International Film Wars. Providence: Berghahn Books, 1996.
MLA引文Hardt, Ursula. From Caligari to California: Erich Pommer's Life in the International Film Wars. Berghahn Books, 1996.
警告：这些引文格式不一定是100％准确.