Citazione Stile APA (7a Edizione)

Ruzsa, I. Z. (1981). Modal logic with descriptions. Martinus Nijhoff Publishers.

Citazione stile Chigago Style (17a edizione)

Ruzsa, Imre Z.. Modal Logic with Descriptions. The Hague [etc.]: Martinus Nijhoff Publishers, 1981.

Citatione MLA (9a ed.)

Ruzsa, Imre Z.. Modal Logic with Descriptions. Martinus Nijhoff Publishers, 1981.