Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2003
UI - Skripsi Membership
Vemil Meinanda Putra
2004
UI - Tesis Membership
Sugeng Purwanto
Paramadina Graduate School of Business, 2014
Artikel Jurnal
Cooper, Geoffrey
Butterworth, 1971
Buku Teks
Siahaan, Antonius Torang Parulian
2001
UI - Tesis Membership