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Buku Teks
Ferguson, Niall, author
Penguin Books, 2009
Buku Teks
Ananda Findez Shidiq Anugrah, author
2014
UI - Skripsi (Membership)
Fenvessy, Stanley J.
Dowjones-Irwin, 1976
Buku Teks
Sean, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2018
UI - Skripsi (Membership)