C.P. Cavafy. "Walls". In The Plague [Albert Camus] with Related Readings (The Glencoe Literature Library. New York: Glencoe/McGraw-Hill, 2002): 204. <Poetry>

ISBN 0078292107

In the Acknowledgements: "From Keeley, Edmund, and Sherrard, Philip, Cavafy: Selected Poems. Princeton University Press, 1972".