Shelden. A Political Nation. University of Virginia Press.
芝加哥风格引文Shelden. A Political Nation. University of Virginia Press.
MLA引文Shelden. A Political Nation. University of Virginia Press.
警告：这些引文格式不一定是100％准确.
APA引文
Shelden. A Political Nation. University of Virginia Press.
芝加哥风格引文Shelden. A Political Nation. University of Virginia Press.
MLA引文Shelden. A Political Nation. University of Virginia Press.