Duddy Zein
Armico, 1987
Buku Teks
Matondang, M.H., author
Expert, 2018
Buku Teks
Hanna Permana Subanegara, author
Andi, 2005
Buku Teks
Sarwono Kusumaatmadja, author
1992
Artikel Jurnal
editor, A. Dale Timpe; translator, Susanto Budidharmo
Elex Media Komputindo, 1991
Buku Referensi