Blomquist, N. Soren
Stockholm Department of Economics University of Stockholm 1982,
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Bellante, Don, author
Lembaga Penerbit Fakultas Ekonomi Universitas Indonesia, 1990
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Artikel Jurnal
by Hari Nugroho, N. Haidy Ahmad Pasay, Arie Damayanti Maddaremmeng A. Panennungi
Faculty of Economic and Business UIN Syarif Hidayatullah, 2019
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Tolles, N. Arnold
Prentice-Hall, 1964
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