Cita APA (7a ed.)

Nietzsche, F. (1918). Also sprach Zarathustra: Von Friedrich Nietzsche (239.-263. Tsd.). : Kröner.

Cita Chicago Style (17a ed.)

Nietzsche, Friedrich. Also Sprach Zarathustra: Von Friedrich Nietzsche. 239.-263. Tsd. Leipzig: : Kröner, 1918.

Cita MLA (8a ed.)

Nietzsche, Friedrich. Also Sprach Zarathustra: Von Friedrich Nietzsche. 239.-263. Tsd. : Kröner, 1918.