Cita APA (7a ed.)

Wagner, R. (1876). Richard Wagner's Leben. [s.n.].

Cita Chicago Style (17a ed.)

Wagner, Richard. Richard Wagner's Leben. Cassel ; Leipzig ; Leipzig: [s.n.], 1876.

Cita MLA (9a ed.)

Wagner, Richard. Richard Wagner's Leben. [s.n.], 1876.