Smerk, G. M. (1974). Urban mass transportation: A dozen years of Federal policy. Indiana University Press.
芝加哥风格引文Smerk, George M. Urban Mass Transportation: A Dozen Years of Federal Policy. Bloomington: Indiana University Press, 1974.
MLA引文Smerk, George M. Urban Mass Transportation: A Dozen Years of Federal Policy. Indiana University Press, 1974.
警告：这些引文格式不一定是100％准确.