APA (7th ed.) Citation

Undset, S., Sandmeier, J., & Angermann, S. (1931). Harriet Waage: Roman. Universitas.

Chicago Style (17th ed.) Citation

Undset, Sigrid, Julius Sandmeier, and Sophie Angermann. Harriet Waage: Roman. Berlin: Universitas, 1931.

MLA (9th ed.) Citation

Undset, Sigrid, et al. Harriet Waage: Roman. Universitas, 1931.