Thalia Nabasa
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2018
UI - Skripsi Membership
Brightbill, Charles K.
Prentice-Hall, 1961
Buku Teks SO
Ramhadtu Prasaditama
Sage, 2014
Buku Teks SO
Lindgren, Simon
Sage, 2017
Buku Teks SO
Hartley, John
Wiley-Blackwell, 2012
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