Citazione Stile APA (7a Edizione)

Kerr, P. (1994). A philosophical investigation. Plume, an imprint of Dutton Signet, a division of Penguin Books USA Inc.

Citazione stile Chigago Style (17a edizione)

Kerr, Philip. A Philosophical Investigation. New York, NY: Plume, an imprint of Dutton Signet, a division of Penguin Books USA Inc, 1994.

Citatione MLA (9a ed.)

Kerr, Philip. A Philosophical Investigation. Plume, an imprint of Dutton Signet, a division of Penguin Books USA Inc, 1994.