edited by Douglas E. Edlin
Cambridge University Press, 2007
Buku Teks
LEO CUSSEN INSTITUTE FOR CONTINUING EDUCATION, 1980
Buku Teks
Postema, Gerald J., author
Clarendon Press, 1986
Buku Teks
Vinogradoff, Paul, 1854-1925, author
Oxford University Press, 1959
Buku Teks
Vinogradoff, Paul, 1854-1925, author
Oxford University Press, 1956
Buku Teks