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Jossessy Bass, 2003
Buku Teks
Muthia Maulizar, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Skripsi (Membership)
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McGraw-Hill, 1983
Buku Teks
edited by Neil D. Christiansen, Robert P. Tett
Brunner-Routledge, 2013
Buku Teks
edited by Stephen Ackroyd, Rosemary Batt, Paul Thompson and Pamela S. Tolbert
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Buku Referensi