Engle. A Yankee Horseman in the Shenandoah Valley. The University of Tennessee Press.
芝加哥风格引文Engle. A Yankee Horseman in the Shenandoah Valley. The University of Tennessee Press.
MLA引文Engle. A Yankee Horseman in the Shenandoah Valley. The University of Tennessee Press.
警告：这些引文格式不一定是100％准确.