Cite

Signa loquendi: manual of sign language

MLA

Signa Loquendi: Manual of Sign Language. 0AD. https://collections.library.yale.edu/catalog/10517066.

APA, 6th edition

Signa loquendi: manual of sign language. (0 C.E.). [Manuscripts, Medieval Germany 14th century, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/10517066.