[Kort over Sønderjylland.]
MLA
[Kort over Sønderjylland.]. Rasmus Hansens, 191AD. https://collections.library.yale.edu/catalog/15238015.
APA, 6th edition
[Kort over Sønderjylland.]. (191 C.E.). [Maps]. Rasmus Hansens, https://collections.library.yale.edu/catalog/15238015.