APA (7e ed.) Bronvermelding

Perry, J. (1993). The problem of the essential indexical: And other essays. Oxford University Press.

Chicago (17e ed.) Bronvermelding

Perry, John. The Problem of the Essential Indexical: And Other Essays. New York: Oxford University Press, 1993.

MLA (9e ed.) Bronvermelding

Perry, John. The Problem of the Essential Indexical: And Other Essays. Oxford University Press, 1993.