MLA

Wyld, James, 1790-1836, cartographer. The country between St. Sebastian and the French frontier : compiled principally from the sketches of Major J.H. Humfrey ... / J. Wyld del. et sculp.. BRBL_00192. https://collections.library.yale.edu/catalog/15502193.

APA, 6th edition

Wyld, James, 1790-1836, cartographer. (["BRBL_00192"])[The country between St. Sebastian and the French frontier : compiled principally from the sketches of Major J.H. Humfrey ... / J. Wyld del. et sculp.]. https://collections.library.yale.edu/catalog/15502193.