Werking, R. H. (1977). The master architects: Building the United States Foreign Service, 1890-1913. The University of Kentucky Press.
芝加哥风格引文Werking, Richard Hume. The Master Architects: Building the United States Foreign Service, 1890-1913. Lexington, Kentucky: The University of Kentucky Press, 1977.
MLA引文Werking, Richard Hume. The Master Architects: Building the United States Foreign Service, 1890-1913. The University of Kentucky Press, 1977.
警告：这些引文格式不一定是100％准确.