Ferguson, A. B. (1960). The Indian summer of English chivalry: Studies in the decline and transformation of chivalric idealism. Duke University Press.

Ferguson, Arthur B. The Indian Summer of English Chivalry: Studies in the Decline and Transformation of Chivalric Idealism. Durham, N.C.: Duke University Press, 1960.

Ferguson, Arthur B. The Indian Summer of English Chivalry: Studies in the Decline and Transformation of Chivalric Idealism. Duke University Press, 1960.