O'Brien, F., & Long, M. (2018). The collected letters of Flann O'Brien (First Dalkey Archive edition.). Dalkey Archive Press.
Chicago Style (17th ed.) CitationO'Brien, Flann, and Maebh Long. The Collected Letters of Flann O'Brien. First Dalkey Archive edition. Victoria, TX ; McLean, IL ; Dublin: Dalkey Archive Press, 2018.
MLA (9th ed.) CitationO'Brien, Flann, and Maebh Long. The Collected Letters of Flann O'Brien. First Dalkey Archive edition. Dalkey Archive Press, 2018.
Warning: These citations may not always be 100% accurate.