A map of the Route of the British Embassy, from the mouth of the Peiho River, to Pekin and from thence to Canton, in the year 1816.
MLA
A Map of the Route of the British Embassy, from the Mouth of the Peiho River, to Pekin and from Thence to Canton, in the Year 1816. 1816. https://collections.library.yale.edu/catalog/15510584.
APA, 6th edition
A map of the Route of the British Embassy, from the mouth of the Peiho River, to Pekin and from thence to Canton, in the year 1816. (1816). [Maps]. https://collections.library.yale.edu/catalog/15510584.