Deborah Y.N.N., author
Fakultas Ilmu Komputer Universitas Indonesia, 2007
UI - Skripsi (Membership)
Abd. Syukur Ibrahim, author
Usaha Nasional, 1985
Buku Teks
Blacius Dedi, author
2007
UI - Tesis (Membership)
Arief Addinnitya, author
Universitas Indonesia, 2012
UI - Skripsi (Open)
Charmaz, Kathy, author
Sage , 2014
Buku Teks