The Oregon trail; being sketches of prairie and Rocky mountain lifeCalifornia and Oregon Trail. [from old catalog]

Chicago citation style
Parkman, Francis, 1823-1893. The Oregon trail; being sketches of prairie and Rocky mountain life,California and Oregon Trail. [from old catalog]. c1912. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009602482. (Accessed October 22, 2018.)
APA citation style
Parkman, Francis, 1823-1893, (c1912) The Oregon trail; being sketches of prairie and Rocky mountain life,California and Oregon Trail. [from old catalog]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009602482
MLA citation style
Parkman, Francis, 1823-1893. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/009602482>.
Note: These citations are programmatically generated and may be incomplete.