Newnham, R. E. (2002). Deutsche mark diplomacy: Positive economic sanctions in German-Russian relations. Pennsylvania State University Press.
芝加哥风格引文Newnham, Randall Everest. Deutsche Mark Diplomacy: Positive Economic Sanctions in German-Russian Relations. University Park, Pa.: Pennsylvania State University Press, 2002.
MLA引文Newnham, Randall Everest. Deutsche Mark Diplomacy: Positive Economic Sanctions in German-Russian Relations. Pennsylvania State University Press, 2002.
警告：这些引文格式不一定是100％准确.