Amin Widjaja Tunggal, author
Rineka Cipta, 1995
Buku Referensi
Amin Widjaja Tunggal, author
Rineka Cipta, 1997
Buku Referensi
Eka Destika Sandakila, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2020
UI - Tesis (Membership)
chief contributor, Tim Hindle ; edited by Alistair D. Williamson
Harvard Business School Press, 1994
Buku Referensi
Hicks, Lawrence E., author
Mamerican Management Association , 1972
Buku Teks