Universitas Indonesia, 1990
UI - Skripsi (Membership)
Universitas Indonesia, 2003
UI - Skripsi (Membership)
Martiman Prodjohamidjojo, author
Pradnya Paramita, 1997
Buku Teks
Pandiangan, Natalia, author
Universitas Indonesia, 1994
UI - Skripsi (Membership)
Dhoho Ali Sastro, author
Universitas Indonesia, 2004
UI - Skripsi (Membership)