View near the Base of the Rocky Mountains
MLA
Seymour, Samuel. View near the Base of the Rocky Mountains. 1819. https://collections.library.yale.edu/catalog/2003063.
APA, 6th edition
Seymour, S. (1819). View near the Base of the Rocky Mountains [Watercolors (Paintings)]. https://collections.library.yale.edu/catalog/2003063.