MLA

Carta De Foresta. 0AD. https://collections.library.yale.edu/catalog/10267669.

APA, 6th edition

Carta de foresta. (0 C.E.). [Early works to 1800, Manuscripts, Medieval England 15th century, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/10267669.