Ozawa, Terutomo
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Buku Teks
Padang Wicaksono
Lembaga Demografi, 2016
UI - Laporan Penelitian
edited by Charles A. Moore
University of Hawaii Press, 1967
Buku Teks
Dale, Peter N.
St. Martin`s Press, 1986
Buku Teks
Ozaki, Robert S.
Charles E. Tuttle, 1978
Buku Teks