Lundberg. Horace Greeley. Johns Hopkins University Press.
芝加哥风格引文Lundberg. Horace Greeley. Johns Hopkins University Press.
MLA引文Lundberg. Horace Greeley. Johns Hopkins University Press.
警告：这些引文格式不一定是100％准确.
APA引文
Lundberg. Horace Greeley. Johns Hopkins University Press.
芝加哥风格引文Lundberg. Horace Greeley. Johns Hopkins University Press.
MLA引文Lundberg. Horace Greeley. Johns Hopkins University Press.