Rein, R. (1974). Partnertausch. Olympia Press.
Lua i Stíl Chicago (17ú heag.)Rein, Richard. Partnertausch. Frankfurt (Main): Olympia Press, 1974.
Lua MLA (8ú heag.)Rein, Richard. Partnertausch. Olympia Press, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.