O'Neill, M., & Callaghan, M. (2011). Twentieth-century British and Irish poetry: Hardy to Mahon. Wiley-Blackwell.
Chicago Style (17th ed.) CitationO'Neill, Michael, and Madeleine Callaghan. Twentieth-century British and Irish Poetry: Hardy to Mahon. Chichester, West Sussex, UK: Wiley-Blackwell, 2011.
MLA (9th ed.) CitationO'Neill, Michael, and Madeleine Callaghan. Twentieth-century British and Irish Poetry: Hardy to Mahon. Wiley-Blackwell, 2011.
Warning: These citations may not always be 100% accurate.