Barr, J., & Countryman, E. (2014). Contested spaces of early America. University of Pennsylvania Press.
芝加哥风格引文Barr, Juliana, 与 Edward Countryman. Contested Spaces of Early America. Philadelphia: University of Pennsylvania Press, 2014.
MLA引文Barr, Juliana, 与 Edward Countryman. Contested Spaces of Early America. University of Pennsylvania Press, 2014.
警告：这些引文格式不一定是100％准确.