Canals, Jordi, author
Oxford University Press , 1997
Buku Teks
Syadif Ammar Taufik, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2020
UI - Skripsi Membership
Einzig, Paul
Macmillan, 1965
Buku Teks
Praeger , 1987
Buku Teks
Bindseil, Ulrich, author
Oxford University Press, 2014
Buku Teks