A new map of Texas, Oregon, and California : with the regions adjoining.
MLA
A New Map of Texas, Oregon, and California : with the Regions Adjoining. Thomas Cowperthwait & Co., 1849. https://collections.library.yale.edu/catalog/15812933.
APA, 6th edition
A new map of Texas, Oregon, and California : with the regions adjoining. (1849). [Maps]. Thomas Cowperthwait & Co., https://collections.library.yale.edu/catalog/15812933.