Purba,Barbara B., author
1994
UI - Tesis (Membership)
Parera, A. D. M., author
Pustaka Sinar Harapan , 1994
Buku Teks
Marbun, Rismaya, author
Program Pascasarjana Universitas Indonesia, 1986
UI - Tesis (Membership)
Ashad Kusuma Djaya, author
Kreasi Wacana, 2017
Buku Teks
Arin Fithriana, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2002
UI - Tesis (Membership)