Cita APA (7th ed.)

Scheerbart, P., & Scheerbart, P. (1902). Immer mutig! Bruns.

Cita Chicago (17th ed.)

Scheerbart, Paul, i Paul Scheerbart. Immer Mutig! Minden: Bruns, 1902.

Cita MLA (8th ed.)

Scheerbart, Paul, i Paul Scheerbart. Immer Mutig! Bruns, 1902.