Johnson, Spencer, author
Gramedia, 2013
Buku Teks
Batubara, Mohammad Isfan, author
2019
UI - Skripsi (Membership)
Sinurat, Anggiat Marulitua, author
Fakultas Hukum Universitas Indonesia, 2009
UI - Skripsi (Open)
Oemar Seno Adji, author
Erlangga, 1991
Buku Teks
Oemar Seno Adji, author
Erlangga , 1991
Buku Teks