Sheehy, G. (1976). Passages: Predictable crises of adult life. Dutton,E.P..
Lua i Stíl Chicago (17ú heag.)Sheehy, Gail. Passages: Predictable Crises of Adult Life. New York: Dutton,E.P., 1976.
Lua MLA (9ú heag.)Sheehy, Gail. Passages: Predictable Crises of Adult Life. Dutton,E.P., 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.