APA (7th ed.) Citation

Fox, B. L. (1961). De Duobus Libellis.

Chicago Style (17th ed.) Citation

Fox, Bernice L. De Duobus Libellis. 1961.

MLA (9th ed.) Citation

Fox, Bernice L. De Duobus Libellis. 1961.

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