Schaffer, U. (1979). Into your light. Harper and Row.
Lua i Stíl Chicago (17ú heag.)Schaffer, Ulrich. Into Your Light. New York: Harper and Row, 1979.
Lua MLA (9ú heag.)Schaffer, Ulrich. Into Your Light. Harper and Row, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.