MLA

Albertus, Magnus, Saint, 1193?-1280, Thomas, Aquinas, Saint, 1225?-1274. Thomas Aquinas, Albertus Magnus, etc.. [between 1450 and 1500]. https://collections.library.yale.edu/catalog/10563076.

APA, 6th edition

Albertus, Magnus, Saint, 1193?-1280, & Thomas, Aquinas, Saint, 1225?-1274. ([between 1450 and 1500])[Thomas Aquinas, Albertus Magnus, etc.]. https://collections.library.yale.edu/catalog/10563076.