Eisenberg, Melvin A.
Harvard University Press, 1988
Buku Teks
Vinogradoff, Paul, 1854-1925
Oxford University Press, 1970
Buku Teks
Vinogradoff, Paul, 1854-1925
Oxford University Press, 1959
Buku Teks
edited by Douglas E. Edlin
Cambridge University Press, 2007
Buku Teks
LEO CUSSEN INSTITUTE FOR CONTINUING EDUCATION, 1980
Buku Teks