Cita APA (7a ed.)

Richly, E. (2010). Wassersachen: Martin Stiefel. [s.n.].

Cita Chicago Style (17a ed.)

Richly, Elke. Wassersachen: Martin Stiefel. [Landshut]: [s.n.], 2010.

Cita MLA (8a ed.)

Richly, Elke. Wassersachen: Martin Stiefel. [s.n.], 2010.