Nurul Choirani, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2019
UI - Skripsi (Membership)
Sanders, Teela, author
Sage, 2018
Buku Teks
The World Bank, 1995
Buku Teks
Richard C. Mitchell
Sense, 2012
eBooks
Covey, Stephen R., author
A Fireside Book Simon & Schuster , 1989
Buku Teks