Panjaitan, Jesly Yuriaty
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2008
UI - Tesis Open
Vries, Dominic de
Gabler Verlag, 2011
eBooks
Siti Gendis
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Tesis Membership
Department of Economics and Finance, Faculty of Business RMIT
Department of Economics and Finance Faculty of Business RMIT, 1996
Buku Teks
Prentice-Hall, 1982
Buku Teks