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LP3ES, 2000
Buku Teks
Soedirdjo, author
Akademika Pressindo, 1986
Buku Teks
R. Soewardi Prodjosapoetro
Sumber Mas, 1978
Buku Teks
Mitang, Paulus Josef, author
Universitas Indonesia, 1968
UI - Skripsi (Membership)
Dyah Widjayanty Darmono, author
Universitas Indonesia, 1979
UI - Skripsi (Membership)