Rodriguez, Mario
Prentice-Hall, 1965
Buku Teks
Woodward, Ralph Lee, author
Oxford University Press , 1985
Buku Referensi
Safari Kasiyanto, author
University of Indonesia, Faculty of Law, 2017
Artikel Jurnal
Danubian Press, 1970
Buku Teks
Supit, Caroline, author
Fakultas Kedokteran Universitas Indonesia, 2018
UI - Tesis (Membership)