APA (7e ed.) Bronvermelding

Undset, S., Sandmeier, J., & Angermann, S. (1948). Ida Elisabeth (46.-55. Tausend.). Rütten & Loening.

Chicago (17e ed.) Bronvermelding

Undset, Sigrid, J. Sandmeier, en S. Angermann. Ida Elisabeth. 46.-55. Tausend. Potsdam: Rütten & Loening, 1948.

MLA (8e ed.) Bronvermelding

Undset, Sigrid, et al. Ida Elisabeth. 46.-55. Tausend. Rütten & Loening, 1948.