Sovern, M. I., & Casiliano, C. (2014). An improbable life: My sixty years at Columbia and other adventures. A Columbia University Publication.
Lua i Stíl Chicago (17ú heag.)Sovern, Michael I., agus Catherine Casiliano. An Improbable Life: My Sixty Years at Columbia and Other Adventures. [New York, New York]: A Columbia University Publication, 2014.
Lua MLA (9ú heag.)Sovern, Michael I., agus Catherine Casiliano. An Improbable Life: My Sixty Years at Columbia and Other Adventures. A Columbia University Publication, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.