Goodspeed, Stephen S., author
Oxford University Press, 1963
Buku Teks
Universitaire Pers Leiden, 1950
Buku Teks
Adies Caesarian, author
Fakultas Hukum Universitas Indonesia, 2022
UI - Skripsi Membership
Universitas Indonesia, 1994
UI - Skripsi Membership
Hill, Norman, author
Harper & Brothers, 1952
Buku Teks