Dorsey. Theodore Roosevelt, Conservation, and the 1908 Governors' Conference. Texas A&M University Press.
芝加哥风格引文Dorsey. Theodore Roosevelt, Conservation, and the 1908 Governors' Conference. Texas A&M University Press.
MLA引文Dorsey. Theodore Roosevelt, Conservation, and the 1908 Governors' Conference. Texas A&M University Press.
警告：这些引文格式不一定是100％准确.