Strata Pesan Cakti,
Majalah, Jurnal, Buletin
Andersen, Dick, author
Erlangga, 1986
Buku Teks
Universitas Indonesia, 2001
UI - Skripsi (Membership)
Martiman Prodjohamidjojo, author
Ghalia Indonesia, 1984
Buku Teks
Loemau, Alfons, author
Program Pascasarjana Universitas Indonesia, 1996
UI - Tesis (Membership)