APA (7th ed.) Citation

Betti, A. (2010). Leśniewski's characteristica universalis.

Chicago Style (17th ed.) Citation

Betti, Arianna. Leśniewski's Characteristica Universalis. 2010.

MLA (9th ed.) Citation

Betti, Arianna. Leśniewski's Characteristica Universalis. 2010.

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