Cita APA (7th ed.)
Girle, R. (2009). Modal logics and philosophy (2nd ed.). Acumen.
Cita Chicago (17th ed.)
Girle, Rod. Modal Logics and Philosophy. 2nd ed. Durham: Acumen, 2009.
Cita MLA (9th ed.)
Girle, Rod. Modal Logics and Philosophy. 2nd ed. Acumen, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.