Vinogradoff, Paul, 1854-1925
Oxford University Press, 1959
Buku Teks
Vinogradoff, Paul, 1854-1925
Oxford University Press, 1956
Buku Teks
de Sousa Santos, Boaventura
Cambridge University Press, 2020
eBooks
Russell, Bertrand, 1872-1970
Routledge, 2001
Buku Teks
Lasker, Emanuel
Dover, 1965
Buku Teks