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Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Tesis (Membership)
Ridwan Adi Pramanto, author
Fakultas Eknonomi dan Bisnis Universitas Indonesia, 2018
UI - Tesis (Membership)
Thorne, W.J., author
Oxford University Press , 1948
Buku Teks
Bradford, Frederick A., author
Longmans, Green, 1932
Buku Teks
Fry, Maxwell J., author
Routledge, 1997
Buku Teks