Day, J. S. (2013). Diamonds in the rough: A history of Alabama's Cahaba coal field. The University of Alabama Press.
芝加哥风格引文Day, James Sanders. Diamonds in the Rough: A History of Alabama's Cahaba Coal Field. Tuscaloosa: The University of Alabama Press, 2013.
MLA引文Day, James Sanders. Diamonds in the Rough: A History of Alabama's Cahaba Coal Field. The University of Alabama Press, 2013.
警告：这些引文格式不一定是100％准确.