Muller, H. M. (1933). Federal regulation of motor transport. H.W. Wilson Co..
芝加哥风格引文Muller, Helen Marie. Federal Regulation of Motor Transport. New York: H.W. Wilson Co., 1933.
MLA引文Muller, Helen Marie. Federal Regulation of Motor Transport. H.W. Wilson Co., 1933.
警告：这些引文格式不一定是100％准确.