APA (7th ed.) Citation

Clausen, T. Who Was Ludwig Frege? Max Planck Institute for Legal History and Legal Theory.

Chicago Style (17th ed.) Citation

Clausen, Thomas. Who Was Ludwig Frege? Max Planck Institute for Legal History and Legal Theory.

MLA (9th ed.) Citation

Clausen, Thomas. Who Was Ludwig Frege? Max Planck Institute for Legal History and Legal Theory.

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