Austria-Hungary : Czecho-Slovak claims.
MLA
Austria-Hungary : Czecho-Slovak Claims. s.n., 0AD. https://collections.library.yale.edu/catalog/15238080.
APA, 6th edition
Austria-Hungary : Czecho-Slovak claims. (0 C.E.). [Maps]. s.n., https://collections.library.yale.edu/catalog/15238080.