Παραπομπή APA

Heim, M. (1994). Metaphysics of virtual reality. OUP.

Παραπομπή Chicago Style

Heim, Michael. Metaphysics of Virtual Reality. New York: OUP, 1994.

Παραπομπή MLA

Heim, Michael. Metaphysics of Virtual Reality. OUP, 1994.