Bray, W. L. (1912). The development of the vegetation of New York state (2nd ed.). Spracuse University.
Chicago-čujuhus (17. p.)Bray, William L. The Development of the Vegetation of New York State. 2nd ed. New York: Spracuse University, 1912.
MLA-čujuhus (9. p.)Bray, William L. The Development of the Vegetation of New York State. 2nd ed. Spracuse University, 1912.
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