Sigrid Undset
MLA
de Vos, Athanasius M. Frans, and Piet Schepens. Sigrid Undset. Gent: Schepens, 1953.
APA
de Vos, A. M. Frans, & Schepens, P. (1953). Sigrid Undset. Gent: Schepens.
Chicago
de Vos, Athanasius M. Frans, and Piet Schepens. Sigrid Undset. Gent: Schepens, 1953.