Knef, H. (1970). Hildegard Knef: Portrait in Musik. Teldec.
Lua i Stíl Chicago (17ú heag.)Knef, Hildegard. Hildegard Knef: Portrait in Musik. Hamburg: Teldec, 1970.
Lua MLA (8ú heag.)Knef, Hildegard. Hildegard Knef: Portrait in Musik. Teldec, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.