Manguel. The Traveler, the Tower, and the Worm. University of Pennsylvania Press.
芝加哥风格引文Manguel. The Traveler, the Tower, and the Worm. University of Pennsylvania Press.
MLA引文Manguel. The Traveler, the Tower, and the Worm. University of Pennsylvania Press.
警告：这些引文格式不一定是100％准确.