Cita APA (7th ed.)

Ullrich, F., & Berswordt-Wallrabe, K. v. (1989). Niemandsland. Druckerei Bitter.

Cita Chicago (17th ed.)

Ullrich, Ferdinand, i Kornelia von Berswordt-Wallrabe. Niemandsland. Recklinghausen: Druckerei Bitter, 1989.

Cita MLA (8th ed.)

Ullrich, Ferdinand, i Kornelia von Berswordt-Wallrabe. Niemandsland. Druckerei Bitter, 1989.