United States of America.
MLA
United States of America. Jas. Wyld, Geographer to the Queen & H.R.H Prince Albert, 0AD. https://collections.library.yale.edu/catalog/15536455.
APA, 6th edition
United States of America. (0 C.E.). [Maps]. Jas. Wyld, Geographer to the Queen & H.R.H Prince Albert. https://collections.library.yale.edu/catalog/15536455.