The song of Roland
MLA
Roland, and Leonard Bacon. The Song of Roland. New Haven: Yale university press; [etc., etc.], 1914
APA, 7th edition
Roland, R., & Bacon, L. (1914). The song of Roland. New Haven: Yale university press; [etc., etc.]
Chicago, 17th edition
Roland., and Leonard Bacon. The song of Roland. New Haven: Yale university press; [etc., etc.], 1914