Mandik, Pete
Wiley-Blackwell, 2014
Buku Teks SO
McCulloch, Gregory
Clarendon Press , 1989
Buku Teks SO
Mcgilvray, James
Polity, 2014
Buku Teks
Chomsky, Noam
Cambridge University Press, 2002
eBooks
Nietzsche, Friedrich
The Modern Library , [date of publication not identified]
Buku Teks