Magnus, B. (1978). Nietzsche's Existential Imperative. Indiana University Press.
Lua i Stíl Chicago (17ú heag.)Magnus, Bernd. Nietzsche's Existential Imperative. Bloomington: Indiana University Press, 1978.
Lua MLA (9ú heag.)Magnus, Bernd. Nietzsche's Existential Imperative. Indiana University Press, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.