Northumberland, H. P., & Bolton, C. K. (1972). Letters of Hugh, Earl Percy, from Boston and New York, 1774-1776. Gregg Press.
芝加哥风格引文Northumberland, Hugh Percy, 与 Charles Knowles Bolton. Letters of Hugh, Earl Percy, from Boston and New York, 1774-1776. Boston: Gregg Press, 1972.
MLA引文Northumberland, Hugh Percy, 与 Charles Knowles Bolton. Letters of Hugh, Earl Percy, from Boston and New York, 1774-1776. Gregg Press, 1972.
警告：这些引文格式不一定是100％准确.