MLA

Bacon, Roger, 1214?-1294, Freelove, Robert, Jean, de Meun, d. 1305?, Khālid ibn Yazīd al-Umawī, 7th cent. Alchemical miscellany.. [ca. 1550]. https://collections.library.yale.edu/catalog/14716582.

APA, 6th edition

Bacon, Roger, 1214?-1294, & Freelove, Robert, & Jean, de Meun, d. 1305?, & Khālid ibn Yazīd al-Umawī, 7th cent. ([ca. 1550])[Alchemical miscellany.]. https://collections.library.yale.edu/catalog/14716582.