Universitas Indonesia, 2003
UI - Skripsi (Membership)
Sihombing, Palsawan P., author
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Sahetapy, J.E., author
Rajawali, 1982
Buku Teks
Universitas Indonesia, 1985
UI - Skripsi (Membership)
Sahetapy, J.E., author
Alumni, 1979
Buku Teks