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American Management Association, 2009
eBooks
Arcidiacono, Gabriele, author
[Springer-Verlag, ], 2012
eBooks
Rosenthal, Stephen R., author
Business One Irwin, 1992
Buku Referensi
Siahaan, Erwin, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2015
UI - Disertasi (Membership)
Sri Paransih Darmastuti, author
2017
UI - Tugas Akhir