Solomon, Micah
[American Management Association;, ], 2012
eBooks
Jurewicz, Lynn
[American Library association, American Library association], 2003
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Naisbitt, John
Mizan, 2001
Buku Teks
Vika Ansy Anggraini
Fakultas Ekonomi dan BIsnis Universitas Indonesia, 2019
UI - Skripsi (Membership)
Artikel Jurnal