Bajpai, Pratima, author
Springer, 2012
eBooks
Roehyati Joedodibroto, author
The Yudosubroto Foundation, 2002
Buku Teks
Nainggolan, Juleoria, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2009
UI - Tesis Open
editor, James P. Casey
John Wiley & Sons, 1980
Buku Teks
Artikel Jurnal