APA (7th ed.) Citation

Duncan, T. G. (1995). Medieval English lyrics, 1200-1400. Penguin Books.

Chicago Style (17th ed.) Citation

Duncan, Thomas G. Medieval English Lyrics, 1200-1400. London ; New York: Penguin Books, 1995.

MLA (9th ed.) Citation

Duncan, Thomas G. Medieval English Lyrics, 1200-1400. Penguin Books, 1995.

Warning: These citations may not always be 100% accurate.