Gordon, D. (1991). Growing fruit in the upper Midwest. University of Minnesota Press.
芝加哥风格引文Gordon, Donald. Growing Fruit in the Upper Midwest. Minneapolis: University of Minnesota Press, 1991.
MLA引文Gordon, Donald. Growing Fruit in the Upper Midwest. University of Minnesota Press, 1991.
警告：这些引文格式不一定是100％准确.