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Buku Teks
Gabriel Adi Hizkia
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2022
UI - Skripsi Membership
edited by Robert W. Tucker, Charles B. Keely and Linda Wrigley
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Buku Teks
Theodoulou, Stella Z.
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Buku Teks
Ballinger Publishing Company, 1981
Buku Teks