Artikel Jurnal
Titiek Kismiyati, author
2004
UI - Tesis Membership
Ilham Akbar Muhammad, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2017
UI - Skripsi Membership
[publisher not identified], [date of publication not identified]
Naskah
Zorkoczy, Peter, author
Elex Media Komputindo, 1987
Buku Teks