Hart, J. F., & Chu, G. H. (1991). Our changing cities. Johns Hopkins University Press.
芝加哥风格引文Hart, John Fraser, 与 Gregory H. Chu. Our Changing Cities. Baltimore: Johns Hopkins University Press, 1991.
MLA引文Hart, John Fraser, 与 Gregory H. Chu. Our Changing Cities. Johns Hopkins University Press, 1991.
警告：这些引文格式不一定是100％准确.