APA (7th ed.) Citation

Gregorovius, F., & Garner, J. L. (2007). Lucretia Borgia According to Original Documents and Correspondence of Her Day. Project Gutenberg.

Chicago Style (17th ed.) Citation

Gregorovius, Ferdinand, and John Leslie Garner. Lucretia Borgia According to Original Documents and Correspondence of Her Day. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Gregorovius, Ferdinand, and John Leslie Garner. Lucretia Borgia According to Original Documents and Correspondence of Her Day. Project Gutenberg, 2007.

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