Ireland, R. M. (2009). The county in Kentucky history (Paperback edition.). The University Press of Kentucky.
芝加哥风格引文Ireland, Robert M. The County in Kentucky History. Paperback edition. Lexington, Kentucky: The University Press of Kentucky, 2009.
MLA引文Ireland, Robert M. The County in Kentucky History. Paperback edition. The University Press of Kentucky, 2009.
警告：这些引文格式不一定是100％准确.