Heiss, K. W. (1959). New York: Karl William Heiss. Lux.
Lua i Stíl Chicago (17ú heag.)Heiss, Karl William. New York: Karl William Heiss. Murnau [u.a.]: Lux, 1959.
Lua MLA (8ú heag.)Heiss, Karl William. New York: Karl William Heiss. Lux, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.