Joy Roesma, author
Gramedia Pustaka Utama, 2018
Buku Teks
Fivien Oktaviani, author
Universitas Indonesia, 2005
UI - Tesis (Membership)
Biagi, Shirley, author
Wadsworth and Cengage Learning, 2012
Buku Teks
Biagi, Shirley, author
Cengage Learning, 2015
Buku Teks
Jauharul Anwar, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2016
UI - Tesis Membership