United Nations
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Buku Teks
Siegler, Heinrich von, author
Siegler, 1961
Buku Teks
James Jatmiko Oetomo, author
Fakultas Teknik Universitas Indonesia, 2009
UI - Tesis (Open)
Nurendro Adi Kusumo, author
2001
UI - Tesis (Membership)
La Harpe, Jacqueline E. De
Berkeley University of California Press 1955
Buku Teks