Thomas R S. (1993). R S Thomas collected poems: 1945-1990. Orion.
Chicago Edition CitationThomas R S. R S Thomas Collected Poems: 1945-1990. London: Orion, 1993.
MLA Edition CitationThomas R S. R S Thomas Collected Poems: 1945-1990. Orion, 1993.
Warning: These citations may not always be 100% accurate.