Universitas Indonesia, 1996
UI - Skripsi (Membership)
Chidir Ali, author
Mandar Maju, 1994
Buku Teks
Muhammad Nadhol, author
2014
UI - Skripsi (Membership)
Universitas Indonesia, 1990
UI - Skripsi (Membership)
Situmorang, Riani, author
Universitas Indonesia, 1984
UI - Skripsi (Membership)