APA Style

Wolzogen, H, V, 1. (2024). Guide through the music of R. Wagner's "The ring of the Nibelung" (Der Ring des Nibelungen) . : University of California Libraries.

MLA Style

Wolzogen, Hans, Von,, 1848-1938. "Guide through the music of R. Wagner's "The ring of the Nibelung" (Der Ring des Nibelungen)". : University of California Libraries, 2024. Text.