Ryden, K. C., & Franklin, W. (2011). Sum of the parts: The mathematics and politics of region, place, and writing. University of Iowa Press.
Chicago-referens (17:e uppl.)Ryden, Kent C., och Wayne Franklin. Sum of the Parts: The Mathematics and Politics of Region, Place, and Writing. Iowa City: University of Iowa Press, 2011.
MLA-referens (9:e uppl.)Ryden, Kent C., och Wayne Franklin. Sum of the Parts: The Mathematics and Politics of Region, Place, and Writing. University of Iowa Press, 2011.
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