APA (7th ed.) Citation

Pfänder, A., & Ferrari, D. (2009). Logic. Ontos Verlag.

Chicago Style (17th ed.) Citation

Pfänder, Alexander, and Donald Ferrari. Logic. Frankfurt: Ontos Verlag, 2009.

MLA (9th ed.) Citation

Pfänder, Alexander, and Donald Ferrari. Logic. Ontos Verlag, 2009.

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