KARSTEIN H. (1986). POSITIVE THINKING FOR POSITIVE LIVING. H.KARSTEIN.
Lua i Stíl Chicago (17ú heag.)KARSTEIN H. POSITIVE THINKING FOR POSITIVE LIVING. BOMBAY: H.KARSTEIN, 1986.
Lua MLA (9ú heag.)KARSTEIN H. POSITIVE THINKING FOR POSITIVE LIVING. H.KARSTEIN, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.