Ryerson, R. A. (1978). The Revolution is now begun: The radical committees of Philadelphia, 1765-1776. University of Pennsylvania Press.
芝加哥风格引文Ryerson, Richard Alan. The Revolution Is Now Begun: The Radical Committees of Philadelphia, 1765-1776. [Philadelphia]: University of Pennsylvania Press, 1978.
MLA引文Ryerson, Richard Alan. The Revolution Is Now Begun: The Radical Committees of Philadelphia, 1765-1776. University of Pennsylvania Press, 1978.
警告：这些引文格式不一定是100％准确.