Gutkind, E. A. (1972). Urban development in East-Central Europe: Poland, Czechoslovakia, and Hungary. Free Press.
芝加哥风格引文Gutkind, Erwin Anton. Urban Development in East-Central Europe: Poland, Czechoslovakia, and Hungary. New York: Free Press, 1972.
MLA引文Gutkind, Erwin Anton. Urban Development in East-Central Europe: Poland, Czechoslovakia, and Hungary. Free Press, 1972.
警告：这些引文格式不一定是100％准确.