King Arthur and the knights of the round table.
MLA
Grinken, John. King Arthur and the Knights of the Round Table. 0AD. https://collections.library.yale.edu/catalog/16371221.
APA, 6th edition
Grinken, J. (0 C.E.). King Arthur and the knights of the round table. [Manuscripts, Renaissance--England--16th century.]. https://collections.library.yale.edu/catalog/16371221.