Cita APA

Schrörs, H., & Schroers, H. (1961). Was will Herbert Wehner? Custos-Verlag.

Citación estilo Chicago

Schrörs, Hans, y Hans Schroers. Was Will Herbert Wehner? Essen: Custos-Verlag, 1961.

Cita MLA

Schrörs, Hans, y Hans Schroers. Was Will Herbert Wehner? Custos-Verlag, 1961.