John Millington Synge (2014). “Synge: Complete Plays: In the Shadow of the Glen; Riders to the Sea; The Tinker's Wedding; The Well of the Saints; The Playboy of the Western World; Deirdre of the Sorrows”, p.31, Bloomsbury Publishing
"Beauty in This Iron Age". Poem by Philip Jose Farmer, originally published in Orma McCormick and Nan Gerding "Starlanes: International Quarterly of Science Fiction Poetry", Issue 11 (Fall 1953); republished in Philip Jose Farmer "Pearls From Peoria" edited by Paul Spiteri, 2006.