U. P. Law Center,, 1976
Buku Teks
Erlita Nur Anggraeni, author
Universitas Indonesia, 2016
UI - Tesis (Membership)
Cambridge University Press, 2019
eBooks
Hancock, William A., author
McGraw-Hill, 1982
Buku Teks
Nana Karmana, author
2011
UI - Tesis (Membership)