Universitas Indonesia, 2004
UI - Tesis (Membership)
Gradwohl, Judith, author
Yayasan Obor Indonesia, 1991
Buku Teks
Wachjono, author
1996
UI - Tesis (Membership)
Budi Prati, author
Program Pascasarjana Universitas Indonesia, 1995
UI - Tesis (Membership)
Yayasan Obor Indonesia, 1988
Buku Teks