Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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