APA (7th ed.) Citation

Undset, S., & Metzger, M. (1952). Catherine de Sienne. Stock.

Chicago Style (17th ed.) Citation

Undset, Sigrid, and Marthe Metzger. Catherine De Sienne. Paris: Stock, 1952.

MLA (9th ed.) Citation

Undset, Sigrid, and Marthe Metzger. Catherine De Sienne. Stock, 1952.

Warning: These citations may not always be 100% accurate.