APA-viite (7. p.)
Curtis, J. T. (1971). The vegetation of Wisconsin: An ordination of plant communities. University of Wisconsin Press.
Chicago-viite (17. p.)
Curtis, John T. The Vegetation of Wisconsin: An Ordination of Plant Communities. Madison: University of Wisconsin Press, 1971.
MLA-viite (9. p.)
Curtis, John T. The Vegetation of Wisconsin: An Ordination of Plant Communities. University of Wisconsin Press, 1971.
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