MLA

Karten Zur Topographie Von Hamburg, 1880-1895. W. Mauke Söhne , 1895. https://collections.library.yale.edu/catalog/15826913.

APA, 6th edition

Karten zur Topographie von Hamburg, 1880-1895. (1895). [Atlases]. W. Mauke Söhne , https://collections.library.yale.edu/catalog/15826913.