Travel journal, [copied 1803 or later].
MLA
Macartney, George Macartney, Earl, 1737-1806. Travel journal, [copied 1803 or later].. 1. https://collections.library.yale.edu/catalog/32484510.
APA, 6th edition
Macartney, George Macartney, Earl, 1737-1806. (["1"])[Travel journal, [copied 1803 or later].]. https://collections.library.yale.edu/catalog/32484510.