Hutajulu, Natalia, author
2011
UI - Skripsi (Open)
R. Soepomo, author
Djambatan, 1967
Buku Teks
Soepomo, author
Djambatan, 1982
Buku Teks
R. Soepomo, author
Djambatan, 1967
Buku Teks
Verra Donna Rastyana Pritasari, author
Universitas Indonesia, 2007
UI - Tesis (Membership)