APA

McGrade A., . (2003). The Cambridge Companion to Medieval Philosopy. Cambridge: Cambridge University Press.

Chicago

McGrade A.S, . 2003. The Cambridge Companion to Medieval Philosopy. Cambridge: Cambridge University Press.

Harvard

McGrade A., . (2003). The Cambridge Companion to Medieval Philosopy. Cambridge: Cambridge University Press.

MLA

McGrade A.S, . The Cambridge Companion to Medieval Philosopy. Cambridge: Cambridge University Press. 2003.