Cite

"Chief Mountain Lake Rocky Mountains Lat. 49." Watercolor, 29.5 x 42.5 cm.

MLA

Stenzel, Franz. "Chief Mountain Lake Rocky Mountains Lat. 49." Watercolor, 29.5 x 42.5 Cm. 1860. https://collections.library.yale.edu/catalog/10869158.

APA, 6th edition

Stenzel, F. (1860). "Chief Mountain Lake Rocky Mountains Lat. 49." Watercolor, 29.5 x 42.5 cm. https://collections.library.yale.edu/catalog/10869158.