Roberts, N., & Roberts, B. (2008). Ghosts of the Wild West (Enlarged ed.). University of South Carolina Press.
芝加哥风格引文Roberts, Nancy, 与 Bruce Roberts. Ghosts of the Wild West. Enlarged ed. Columbia: University of South Carolina Press, 2008.
MLA引文Roberts, Nancy, 与 Bruce Roberts. Ghosts of the Wild West. Enlarged ed. University of South Carolina Press, 2008.
警告：这些引文格式不一定是100％准确.