APA-čujuhus (7. p.)
Porter, D. H. (2008). On the divide: The many lives of Willa Cather. University of Nebraska Press.
Chicago-čujuhus (17. p.)
Porter, David H. On the Divide: The Many Lives of Willa Cather. Lincoln: University of Nebraska Press, 2008.
MLA-čujuhus (9. p.)
Porter, David H. On the Divide: The Many Lives of Willa Cather. University of Nebraska Press, 2008.
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