Cite

[Uncut sheet of 19th century Austrian playing cards].

MLA

Hofman, Johann Norbert, 1784-1818, playing card maker. [Uncut sheet of 19th century Austrian playing cards].. [1825?]. https://collections.library.yale.edu/catalog/16359058.

APA, 6th edition

Hofman, Johann Norbert, 1784-1818, playing card maker. ([1825?])[[Uncut sheet of 19th century Austrian playing cards].]. https://collections.library.yale.edu/catalog/16359058.