A new and correct map of the south west part of Germany...
MLA
A New and Correct Map of the South West Part of Germany... s. n. , 1770. https://collections.library.yale.edu/catalog/15476375.
APA, 6th edition
A new and correct map of the south west part of Germany... (1770). [Maps]. s. n. , https://collections.library.yale.edu/catalog/15476375.