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Corcoran, Neil, A Student's Guide to Seamus Heaney, Faber and Faber, 1986, p. 149.

Curtis, Tony, "A More Social Voice: Field Work,'" in The Art of Seamus Heaney, edited by Tony Curtis, Dufour Editions Inc., 1994, pp. 108-09, 115-16.

Hamilton, Ian, "Excusez-moi," in London Review of Books, Vol. 9, No. 17, October 1, 1987, pp. 10-11.

Hart, Henry, Seamus Heaney: Poet of Contrary Progressions, Syracuse University Press, 1992, p. 122.

Heaney, Seamus, "Crediting Poetry: The Nobel Lecture," in Opened Ground...