Sibarani, Basar D. P., author
1997
UI - Tesis (Membership)
Harahap, Hendra Wijaya , author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
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Simbolon, Parasian, author
Universitas Indonesia, 2000
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Ita Yuhita S. Atmaja, author
1993
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Sibagariang, Balugu Gomo, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2014
UI - Tesis (Membership)