Cita APA (7a ed.)

Olfers, H. v. (1914). Hedwig v. Olfers geb. v. Staegemann. Mittler.

Cita Chicago Style (17a ed.)

Olfers, Hedwig von. Hedwig V. Olfers Geb. V. Staegemann. Berlin: Mittler, 1914.

Cita MLA (8a ed.)

Olfers, Hedwig von. Hedwig V. Olfers Geb. V. Staegemann. Mittler, 1914.