An analytical key to some of the common flowering plants of the Rocky Mountain Region,
by Aven Nelson.
APA Citation
Nelson, A. (1902). An analytical key to some of the common flowering plants of the Rocky Mountain Region. New York: D. Appleton and Company.
MLA Citation
Nelson, Aven, 1859-1952. An Analytical Key to Some of the Common Flowering Plants of the Rocky Mountain Region. New York: D. Appleton and Company, 1902.
Warning: These citations may not always be complete (especially for serials).