MLA

[Füssen And Environs] 1835. Im. Herdes'schen Kunst-Institut, 1835. https://collections.library.yale.edu/catalog/15483051.

APA, 6th edition

[Füssen and Environs] 1835. (1835). [Maps]. Im. Herdes'schen Kunst-Institut, https://collections.library.yale.edu/catalog/15483051.