Secretum secretorum
MLA
Secretum Secretorum. 0AD. https://collections.library.yale.edu/catalog/16371220.
APA, 6th edition
Secretum secretorum. (0 C.E.). [Early works to 1800, Formulae, receipts, prescriptions, Manuscripts, Medieval England 15th century, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/16371220.