Cita APA (7a ed.)

Langiulli, N. (1992). Possibility Necessity and Existence: Abbagnano and His Predecessors. Temple University Press.

Cita Chicago Style (17a ed.)

Langiulli, Nino. Possibility Necessity and Existence: Abbagnano and His Predecessors. Philadelphia: Temple University Press, 1992.

Cita MLA (8a ed.)

Langiulli, Nino. Possibility Necessity and Existence: Abbagnano and His Predecessors. Temple University Press, 1992.