Havarindo, 1998
Buku Teks
Indonesia Legal Center
Indonesia Legal Center Publishing, 2009
Buku Teks
Dirjen Postel, 1994
Buku Referensi
Eugenia Liliawati Mulyono, author
Harvarindo, 2008
Buku Referensi
Nindya Chairunnisa Zahrariyadi, author
Universitas Indonesia, 2014
UI - Skripsi (Membership)