Παραπομπή APA

Robert Wilkinson & Diane Collinson. (1998). One hundred twentieth century philososphers. Routledge.

Παραπομπή Chicago Style

Robert Wilkinson και Diane Collinson. One Hundred Twentieth Century Philososphers. London: Routledge, 1998.

Παραπομπή MLA

Robert Wilkinson και Diane Collinson. One Hundred Twentieth Century Philososphers. Routledge, 1998.