Cite

"Ascent of the Volcano of Arequipa etc. etc. 1863"

MLA

Marsham-Townshend, Robert. "Ascent of the Volcano of Arequipa Etc. Etc. 1863". 1863. https://collections.library.yale.edu/catalog/17290321.

APA, 6th edition

Marsham-Townshend, R. (1863). "Ascent of the Volcano of Arequipa etc. etc. 1863". https://collections.library.yale.edu/catalog/17290321.