Biden, J. (2017). Promise Me, Dad: A Year of Hope, Hardship And Purpose. Macmillan.
芝加哥风格引文Biden, Joe. Promise Me, Dad: A Year of Hope, Hardship And Purpose. London: Macmillan, 2017.
MLA引文Biden, Joe. Promise Me, Dad: A Year of Hope, Hardship And Purpose. Macmillan, 2017.
警告：这些引文格式不一定是100％准确.