Tambunan, Anita Carolina Elizabeth, author
Fakultas Ilmu Administrasi Universitas Indonesia, 2021
UI - Skripsi (Membership)
Ariwibowo Prijosaksono, author
Elex Media Komputindo, 2005
Buku Teks
Rifky Mubarak, author
2018
UI - Tugas Akhir
Bird, Tony, author
Gramedia, 1993
Buku Teks
Julianna Wati, author
Universitas Indonesia, 2011
UI - Skripsi (Open)