APA (7th ed.) Citation

Wansing, H. (1996). Proof theory of modal logic. Kluwer.

Chicago Style (17th ed.) Citation

Wansing, H. Proof Theory of Modal Logic. Boston: Kluwer, 1996.

MLA (8th ed.) Citation

Wansing, H. Proof Theory of Modal Logic. Kluwer, 1996.

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