Cita APA (7a ed.)

Robertson, D. W., Jr. (1962). A preface to Chaucer: Studies in medieval perspectives. Princeton University Press.

Cita Chicago Style (17a ed.)

Robertson, D. W., Jr. A Preface to Chaucer: Studies in Medieval Perspectives. Princeton, N.J.: Princeton University Press, 1962.

Cita MLA (8a ed.)

Robertson, D. W., Jr. A Preface to Chaucer: Studies in Medieval Perspectives. Princeton University Press, 1962.