Silbey, J. H., & Ashworth, J. (2014). A companion to the antebellum presidents (First edition.). John Wiley & Sons.
芝加哥风格引文Silbey, Joel H., 与 John Ashworth. A Companion to the Antebellum Presidents. First edition. Chichester, England ;: John Wiley & Sons, 2014.
MLA引文Silbey, Joel H., 与 John Ashworth. A Companion to the Antebellum Presidents. First edition. John Wiley & Sons, 2014.
警告：这些引文格式不一定是100％准确.