MLA

An Untitled Kunstbuechlein. 1562. https://collections.library.yale.edu/catalog/2014423.

APA, 6th edition

An untitled Kunstbuechlein. (1562). [Early works to 1800, Manuscripts, Renaissance Germany 16th century, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/2014423.