Cita APA (7a ed.)

Hahn, L. E. (1992). The philosophy of A.J. Ayer. Open Court.

Cita Chicago Style (17a ed.)

Hahn, Lewis Edwin. The Philosophy of A.J. Ayer. La Salle, Illinois: Open Court, 1992.

Cita MLA (9a ed.)

Hahn, Lewis Edwin. The Philosophy of A.J. Ayer. Open Court, 1992.